Finding the Third Proportional to 645,988,132.50 and 1,417,040,961

Step by Step Solution

1. Step 1: Write the proportion equation
   645,988,132.50 : 1,417,040,961 = 1,417,040,961 : x
2. Step 2: Convert to fraction form
   645,988,132.50/1,417,040,961 = 1,417,040,961/x
3. Step 3: Cross multiply
   645,988,132.50x = 1,417,040,961 × 1,417,040,961
4. Step 4: Simplify right side
   645,988,132.50x = 2,008,005,085,151,803,648
5. Step 5: Solve for x
   x = 2,008,005,085,151,803,648/645,988,132.50
6. Step 6: Final answer
   x = 3,108,424,108.94