Finding the Fourth Proportional to 57,878.43, 79,848.72 and 37,728.24

Step by Step Solution

1. Step 1: Write the proportion equation
   57,878.43 : 79,848.72 = 37,728.24 : x
2. Step 2: Convert to fraction form
   57,878.43/79,848.72 = 37,728.24/x
3. Step 3: Cross multiply
   57,878.43x = 79,848.72 × 37,728.24
4. Step 4: Simplify right side
   57,878.43x = 3,012,551,671.85
5. Step 5: Solve for x
   x = 3,012,551,671.85/57,878.43
6. Step 6: Final answer
   x = 52,049.64