Finding the Third Proportional to 1,240,577,883 and 1,920,687,592.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,240,577,883 : 1,920,687,592.50 = 1,920,687,592.50 : x
2. Step 2: Convert to fraction form
   1,240,577,883/1,920,687,592.50 = 1,920,687,592.50/x
3. Step 3: Cross multiply
   1,240,577,883x = 1,920,687,592.50 × 1,920,687,592.50
4. Step 4: Simplify right side
   1,240,577,883x = 3,689,040,827,983,446,016
5. Step 5: Solve for x
   x = 3,689,040,827,983,446,016/1,240,577,883
6. Step 6: Final answer
   x = 2,973,647,103.12