Finding the Fourth Proportional to 88,788.84, 133,248.78 and 42,041.64

Step by Step Solution

1. Step 1: Write the proportion equation
   88,788.84 : 133,248.78 = 42,041.64 : x
2. Step 2: Convert to fraction form
   88,788.84/133,248.78 = 42,041.64/x
3. Step 3: Cross multiply
   88,788.84x = 133,248.78 × 42,041.64
4. Step 4: Simplify right side
   88,788.84x = 5,601,997,239.20
5. Step 5: Solve for x
   x = 5,601,997,239.20/88,788.84
6. Step 6: Final answer
   x = 63,093.48