Finding the Third Proportional to 3,123,081.56 and 7,523,629.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123,081.56 : 7,523,629.31 = 7,523,629.31 : x
2. Step 2: Convert to fraction form
   3,123,081.56/7,523,629.31 = 7,523,629.31/x
3. Step 3: Cross multiply
   3,123,081.56x = 7,523,629.31 × 7,523,629.31
4. Step 4: Simplify right side
   3,123,081.56x = 56,604,998,031,909.22
5. Step 5: Solve for x
   x = 56,604,998,031,909.22/3,123,081.56
6. Step 6: Final answer
   x = 18,124,726.14