Finding the Third Proportional to 754,986,025.13 and 1,640,657,111.06

Step by Step Solution

1. Step 1: Write the proportion equation
   754,986,025.13 : 1,640,657,111.06 = 1,640,657,111.06 : x
2. Step 2: Convert to fraction form
   754,986,025.13/1,640,657,111.06 = 1,640,657,111.06/x
3. Step 3: Cross multiply
   754,986,025.13x = 1,640,657,111.06 × 1,640,657,111.06
4. Step 4: Simplify right side
   754,986,025.13x = 2,691,755,756,079,948,288
5. Step 5: Solve for x
   x = 2,691,755,756,079,948,288/754,986,025.13
6. Step 6: Final answer
   x = 3,565,305,405.00