Finding the Third Proportional to 563,941,019.25 and 862,120,479.38

Step by Step Solution

1. Step 1: Write the proportion equation
   563,941,019.25 : 862,120,479.38 = 862,120,479.38 : x
2. Step 2: Convert to fraction form
   563,941,019.25/862,120,479.38 = 862,120,479.38/x
3. Step 3: Cross multiply
   563,941,019.25x = 862,120,479.38 × 862,120,479.38
4. Step 4: Simplify right side
   563,941,019.25x = 743,251,720,957,779,840
5. Step 5: Solve for x
   x = 743,251,720,957,779,840/563,941,019.25
6. Step 6: Final answer
   x = 1,317,960,027.00