Finding the Third Proportional to 619,952,560.50 and 1,338,526,100.25

Step by Step Solution

1. Step 1: Write the proportion equation
   619,952,560.50 : 1,338,526,100.25 = 1,338,526,100.25 : x
2. Step 2: Convert to fraction form
   619,952,560.50/1,338,526,100.25 = 1,338,526,100.25/x
3. Step 3: Cross multiply
   619,952,560.50x = 1,338,526,100.25 × 1,338,526,100.25
4. Step 4: Simplify right side
   619,952,560.50x = 1,791,652,121,050,472,960
5. Step 5: Solve for x
   x = 1,791,652,121,050,472,960/619,952,560.50
6. Step 6: Final answer
   x = 2,889,982,613.52