Finding the Fourth Proportional to 79,884.96, 119,838.78 and 42,435.24

Step by Step Solution

1. Step 1: Write the proportion equation
   79,884.96 : 119,838.78 = 42,435.24 : x
2. Step 2: Convert to fraction form
   79,884.96/119,838.78 = 42,435.24/x
3. Step 3: Cross multiply
   79,884.96x = 119,838.78 × 42,435.24
4. Step 4: Simplify right side
   79,884.96x = 5,085,387,390.61
5. Step 5: Solve for x
   x = 5,085,387,390.61/79,884.96
6. Step 6: Final answer
   x = 63,658.88