Finding the Fourth Proportional to 1,451,622.12, 2,003,018.72 and 831,330.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451,622.12 : 2,003,018.72 = 831,330.83 : x
2. Step 2: Convert to fraction form
   1,451,622.12/2,003,018.72 = 831,330.83/x
3. Step 3: Cross multiply
   1,451,622.12x = 2,003,018.72 × 831,330.83
4. Step 4: Simplify right side
   1,451,622.12x = 1,665,171,200,831.39
5. Step 5: Solve for x
   x = 1,665,171,200,831.39/1,451,622.12
6. Step 6: Final answer
   x = 1,147,110.65