Finding the Fourth Proportional to 113,478.86, 156,591.15 and 63,182.54

Step by Step Solution

1. Step 1: Write the proportion equation
   113,478.86 : 156,591.15 = 63,182.54 : x
2. Step 2: Convert to fraction form
   113,478.86/156,591.15 = 63,182.54/x
3. Step 3: Cross multiply
   113,478.86x = 156,591.15 × 63,182.54
4. Step 4: Simplify right side
   113,478.86x = 9,893,826,598.52
5. Step 5: Solve for x
   x = 9,893,826,598.52/113,478.86
6. Step 6: Final answer
   x = 87,186.52