Finding the Fourth Proportional to 88,803.30, 133,088.31 and 42,069.54

Step by Step Solution

1. Step 1: Write the proportion equation
   88,803.30 : 133,088.31 = 42,069.54 : x
2. Step 2: Convert to fraction form
   88,803.30/133,088.31 = 42,069.54/x
3. Step 3: Cross multiply
   88,803.30x = 133,088.31 × 42,069.54
4. Step 4: Simplify right side
   88,803.30x = 5,598,963,981.08
5. Step 5: Solve for x
   x = 5,598,963,981.08/88,803.30
6. Step 6: Final answer
   x = 63,049.05