Finding the Fourth Proportional to 2,484,665.89, 3,727,081.65 and 687,398.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484,665.89 : 3,727,081.65 = 687,398.81 : x
2. Step 2: Convert to fraction form
   2,484,665.89/3,727,081.65 = 687,398.81/x
3. Step 3: Cross multiply
   2,484,665.89x = 3,727,081.65 × 687,398.81
4. Step 4: Simplify right side
   2,484,665.89x = 2,561,991,474,925.17
5. Step 5: Solve for x
   x = 2,561,991,474,925.17/2,484,665.89
6. Step 6: Final answer
   x = 1,031,121.12