Finding the Fourth Proportional to 1,781,785.34, 2,458,831.71 and 1,007,402.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,781,785.34 : 2,458,831.71 = 1,007,402.86 : x
2. Step 2: Convert to fraction form
   1,781,785.34/2,458,831.71 = 1,007,402.86/x
3. Step 3: Cross multiply
   1,781,785.34x = 2,458,831.71 × 1,007,402.86
4. Step 4: Simplify right side
   1,781,785.34x = 2,477,034,096,912.69
5. Step 5: Solve for x
   x = 2,477,034,096,912.69/1,781,785.34
6. Step 6: Final answer
   x = 1,390,197.82