Finding the Fourth Proportional to 72,158.04, 108,062.10 and 49,908.96

Step by Step Solution

1. Step 1: Write the proportion equation
   72,158.04 : 108,062.10 = 49,908.96 : x
2. Step 2: Convert to fraction form
   72,158.04/108,062.10 = 49,908.96/x
3. Step 3: Cross multiply
   72,158.04x = 108,062.10 × 49,908.96
4. Step 4: Simplify right side
   72,158.04x = 5,393,267,026.42
5. Step 5: Solve for x
   x = 5,393,267,026.42/72,158.04
6. Step 6: Final answer
   x = 74,742.43