Finding the Third Proportional to 616,625,077.50 and 1,455,172,519.50

Step by Step Solution

1. Step 1: Write the proportion equation
   616,625,077.50 : 1,455,172,519.50 = 1,455,172,519.50 : x
2. Step 2: Convert to fraction form
   616,625,077.50/1,455,172,519.50 = 1,455,172,519.50/x
3. Step 3: Cross multiply
   616,625,077.50x = 1,455,172,519.50 × 1,455,172,519.50
4. Step 4: Simplify right side
   616,625,077.50x = 2,117,527,061,507,977,984
5. Step 5: Solve for x
   x = 2,117,527,061,507,977,984/616,625,077.50
6. Step 6: Final answer
   x = 3,434,059,266.76