Finding the Fourth Proportional to 52,760.24, 79,111.20 and 40,114.56

Step by Step Solution

1. Step 1: Write the proportion equation
   52,760.24 : 79,111.20 = 40,114.56 : x
2. Step 2: Convert to fraction form
   52,760.24/79,111.20 = 40,114.56/x
3. Step 3: Cross multiply
   52,760.24x = 79,111.20 × 40,114.56
4. Step 4: Simplify right side
   52,760.24x = 3,173,510,979.07
5. Step 5: Solve for x
   x = 3,173,510,979.07/52,760.24
6. Step 6: Final answer
   x = 60,149.67