Finding the Fourth Proportional to 113,631.48, 156,812.22 and 63,333.72

Step by Step Solution

1. Step 1: Write the proportion equation
   113,631.48 : 156,812.22 = 63,333.72 : x
2. Step 2: Convert to fraction form
   113,631.48/156,812.22 = 63,333.72/x
3. Step 3: Cross multiply
   113,631.48x = 156,812.22 × 63,333.72
4. Step 4: Simplify right side
   113,631.48x = 9,931,501,234.06
5. Step 5: Solve for x
   x = 9,931,501,234.06/113,631.48
6. Step 6: Final answer
   x = 87,400.97