Finding the Fourth Proportional to 2,559,123.24, 3,838,695.70 and 665,727.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,123.24 : 3,838,695.70 = 665,727.98 : x
2. Step 2: Convert to fraction form
   2,559,123.24/3,838,695.70 = 665,727.98/x
3. Step 3: Cross multiply
   2,559,123.24x = 3,838,695.70 × 665,727.98
4. Step 4: Simplify right side
   2,559,123.24x = 2,555,527,134,195.69
5. Step 5: Solve for x
   x = 2,555,527,134,195.69/2,559,123.24
6. Step 6: Final answer
   x = 998,594.79