Finding the Fourth Proportional to 53,359.32, 80,013.86 and 31,179.10

Step by Step Solution

1. Step 1: Write the proportion equation
   53,359.32 : 80,013.86 = 31,179.10 : x
2. Step 2: Convert to fraction form
   53,359.32/80,013.86 = 31,179.10/x
3. Step 3: Cross multiply
   53,359.32x = 80,013.86 × 31,179.10
4. Step 4: Simplify right side
   53,359.32x = 2,494,760,142.33
5. Step 5: Solve for x
   x = 2,494,760,142.33/53,359.32
6. Step 6: Final answer
   x = 46,753.97