Finding the Fourth Proportional to 72,366.16, 108,407.94 and 49,872.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,366.16 : 108,407.94 = 49,872.82 : x
2. Step 2: Convert to fraction form
   72,366.16/108,407.94 = 49,872.82/x
3. Step 3: Cross multiply
   72,366.16x = 108,407.94 × 49,872.82
4. Step 4: Simplify right side
   72,366.16x = 5,406,609,678.19
5. Step 5: Solve for x
   x = 5,406,609,678.19/72,366.16
6. Step 6: Final answer
   x = 74,711.85