Finding the Third Proportional to 3,868,585.31 and 8,051,155.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868,585.31 : 8,051,155.31 = 8,051,155.31 : x
2. Step 2: Convert to fraction form
   3,868,585.31/8,051,155.31 = 8,051,155.31/x
3. Step 3: Cross multiply
   3,868,585.31x = 8,051,155.31 × 8,051,155.31
4. Step 4: Simplify right side
   3,868,585.31x = 64,821,101,865,996.97
5. Step 5: Solve for x
   x = 64,821,101,865,996.97/3,868,585.31
6. Step 6: Final answer
   x = 16,755,763.83