Finding the Third Proportional to 861,061,887,649.50 and 1,844,942,494,807.50

Step by Step Solution

1. Step 1: Write the proportion equation
   861,061,887,649.50 : 1,844,942,494,807.50 = 1,844,942,494,807.50 : x
2. Step 2: Convert to fraction form
   861,061,887,649.50/1,844,942,494,807.50 = 1,844,942,494,807.50/x
3. Step 3: Cross multiply
   861,061,887,649.50x = 1,844,942,494,807.50 × 1,844,942,494,807.50
4. Step 4: Simplify right side
   861,061,887,649.50x = 3,403,812,809,146,522,249,723,904
5. Step 5: Solve for x
   x = 3,403,812,809,146,522,249,723,904/861,061,887,649.50
6. Step 6: Final answer
   x = 3,953,040,841,742.68