Finding the Third Proportional to 862,145,939.25 and 1,887,510,512.25

Step by Step Solution

1. Step 1: Write the proportion equation
   862,145,939.25 : 1,887,510,512.25 = 1,887,510,512.25 : x
2. Step 2: Convert to fraction form
   862,145,939.25/1,887,510,512.25 = 1,887,510,512.25/x
3. Step 3: Cross multiply
   862,145,939.25x = 1,887,510,512.25 × 1,887,510,512.25
4. Step 4: Simplify right side
   862,145,939.25x = 3,562,695,933,854,257,152
5. Step 5: Solve for x
   x = 3,562,695,933,854,257,152/862,145,939.25
6. Step 6: Final answer
   x = 4,132,358,306.94