Finding the Fourth Proportional to 79,254.25, 109,382.06 and 49,049.31

Step by Step Solution

1. Step 1: Write the proportion equation
   79,254.25 : 109,382.06 = 49,049.31 : x
2. Step 2: Convert to fraction form
   79,254.25/109,382.06 = 49,049.31/x
3. Step 3: Cross multiply
   79,254.25x = 109,382.06 × 49,049.31
4. Step 4: Simplify right side
   79,254.25x = 5,365,114,569.38
5. Step 5: Solve for x
   x = 5,365,114,569.38/79,254.25
6. Step 6: Final answer
   x = 67,694.98