Finding the Fourth Proportional to 88,789.84, 133,250.28 and 42,042.64

Step by Step Solution

1. Step 1: Write the proportion equation
   88,789.84 : 133,250.28 = 42,042.64 : x
2. Step 2: Convert to fraction form
   88,789.84/133,250.28 = 42,042.64/x
3. Step 3: Cross multiply
   88,789.84x = 133,250.28 × 42,042.64
4. Step 4: Simplify right side
   88,789.84x = 5,602,193,551.94
5. Step 5: Solve for x
   x = 5,602,193,551.94/88,789.84
6. Step 6: Final answer
   x = 63,094.98