Finding the Fourth Proportional to 942,680.91, 1,414,242.83 and 311,594.72

Step by Step Solution

1. Step 1: Write the proportion equation
   942,680.91 : 1,414,242.83 = 311,594.72 : x
2. Step 2: Convert to fraction form
   942,680.91/1,414,242.83 = 311,594.72/x
3. Step 3: Cross multiply
   942,680.91x = 1,414,242.83 × 311,594.72
4. Step 4: Simplify right side
   942,680.91x = 440,670,598,625.86
5. Step 5: Solve for x
   x = 440,670,598,625.86/942,680.91
6. Step 6: Final answer
   x = 467,465.28