Finding the Fourth Proportional to 48,158.56, 72,062.76 and 39,760.48

Step by Step Solution

1. Step 1: Write the proportion equation
   48,158.56 : 72,062.76 = 39,760.48 : x
2. Step 2: Convert to fraction form
   48,158.56/72,062.76 = 39,760.48/x
3. Step 3: Cross multiply
   48,158.56x = 72,062.76 × 39,760.48
4. Step 4: Simplify right side
   48,158.56x = 2,865,249,927.72
5. Step 5: Solve for x
   x = 2,865,249,927.72/48,158.56
6. Step 6: Final answer
   x = 59,496.17