Finding the Fourth Proportional to 57,700.32, 79,616.82 and 38,549.28

Step by Step Solution

1. Step 1: Write the proportion equation
   57,700.32 : 79,616.82 = 38,549.28 : x
2. Step 2: Convert to fraction form
   57,700.32/79,616.82 = 38,549.28/x
3. Step 3: Cross multiply
   57,700.32x = 79,616.82 × 38,549.28
4. Step 4: Simplify right side
   57,700.32x = 3,069,171,086.89
5. Step 5: Solve for x
   x = 3,069,171,086.89/57,700.32
6. Step 6: Final answer
   x = 53,191.58