Finding the Fourth Proportional to 57,002.68, 78,674.52 and 37,587.42

Step by Step Solution

1. Step 1: Write the proportion equation
   57,002.68 : 78,674.52 = 37,587.42 : x
2. Step 2: Convert to fraction form
   57,002.68/78,674.52 = 37,587.42/x
3. Step 3: Cross multiply
   57,002.68x = 78,674.52 × 37,587.42
4. Step 4: Simplify right side
   57,002.68x = 2,957,172,226.54
5. Step 5: Solve for x
   x = 2,957,172,226.54/57,002.68
6. Step 6: Final answer
   x = 51,877.78