Finding the Fourth Proportional to 316,844.55, 475,111.31 and 156,735.50

Step by Step Solution

1. Step 1: Write the proportion equation
   316,844.55 : 475,111.31 = 156,735.50 : x
2. Step 2: Convert to fraction form
   316,844.55/475,111.31 = 156,735.50/x
3. Step 3: Cross multiply
   316,844.55x = 475,111.31 × 156,735.50
4. Step 4: Simplify right side
   316,844.55x = 74,466,805,569.27
5. Step 5: Solve for x
   x = 74,466,805,569.27/316,844.55
6. Step 6: Final answer
   x = 235,026.31