Finding the Fourth Proportional to 88,818.28, 133,293.12 and 42,071.26

Step by Step Solution

1. Step 1: Write the proportion equation
   88,818.28 : 133,293.12 = 42,071.26 : x
2. Step 2: Convert to fraction form
   88,818.28/133,293.12 = 42,071.26/x
3. Step 3: Cross multiply
   88,818.28x = 133,293.12 × 42,071.26
4. Step 4: Simplify right side
   88,818.28x = 5,607,809,507.73
5. Step 5: Solve for x
   x = 5,607,809,507.73/88,818.28
6. Step 6: Final answer
   x = 63,138.01