Finding the Fourth Proportional to 942,315.52, 1,413,173.76 and 311,111.68

Step by Step Solution

1. Step 1: Write the proportion equation
   942,315.52 : 1,413,173.76 = 311,111.68 : x
2. Step 2: Convert to fraction form
   942,315.52/1,413,173.76 = 311,111.68/x
3. Step 3: Cross multiply
   942,315.52x = 1,413,173.76 × 311,111.68
4. Step 4: Simplify right side
   942,315.52x = 439,654,862,605.52
5. Step 5: Solve for x
   x = 439,654,862,605.52/942,315.52
6. Step 6: Final answer
   x = 466,568.63