Finding the Fourth Proportional to 79,249.55, 109,375.59 and 49,044.61

Step by Step Solution

1. Step 1: Write the proportion equation
   79,249.55 : 109,375.59 = 49,044.61 : x
2. Step 2: Convert to fraction form
   79,249.55/109,375.59 = 49,044.61/x
3. Step 3: Cross multiply
   79,249.55x = 109,375.59 × 49,044.61
4. Step 4: Simplify right side
   79,249.55x = 5,364,283,155.07
5. Step 5: Solve for x
   x = 5,364,283,155.07/79,249.55
6. Step 6: Final answer
   x = 67,688.50