Finding the Fourth Proportional to 88,951.42, 133,443.30 and 42,203.86

Step by Step Solution

1. Step 1: Write the proportion equation
   88,951.42 : 133,443.30 = 42,203.86 : x
2. Step 2: Convert to fraction form
   88,951.42/133,443.30 = 42,203.86/x
3. Step 3: Cross multiply
   88,951.42x = 133,443.30 × 42,203.86
4. Step 4: Simplify right side
   88,951.42x = 5,631,822,351.14
5. Step 5: Solve for x
   x = 5,631,822,351.14/88,951.42
6. Step 6: Final answer
   x = 63,313.46