Finding the Fourth Proportional to 59,249.75, 81,715.93 and 42,248.55

Step by Step Solution

1. Step 1: Write the proportion equation
   59,249.75 : 81,715.93 = 42,248.55 : x
2. Step 2: Convert to fraction form
   59,249.75/81,715.93 = 42,248.55/x
3. Step 3: Cross multiply
   59,249.75x = 81,715.93 × 42,248.55
4. Step 4: Simplify right side
   59,249.75x = 3,452,379,448.78
5. Step 5: Solve for x
   x = 3,452,379,448.78/59,249.75
6. Step 6: Final answer
   x = 58,268.26