Finding the Fourth Proportional to 88,963.68, 133,460.10 and 42,191.04

Step by Step Solution

1. Step 1: Write the proportion equation
   88,963.68 : 133,460.10 = 42,191.04 : x
2. Step 2: Convert to fraction form
   88,963.68/133,460.10 = 42,191.04/x
3. Step 3: Cross multiply
   88,963.68x = 133,460.10 × 42,191.04
4. Step 4: Simplify right side
   88,963.68x = 5,630,820,417.50
5. Step 5: Solve for x
   x = 5,630,820,417.50/88,963.68
6. Step 6: Final answer
   x = 63,293.47