Finding the Fourth Proportional to 79,250.81, 109,377.32 and 49,045.86

Step by Step Solution

1. Step 1: Write the proportion equation
   79,250.81 : 109,377.32 = 49,045.86 : x
2. Step 2: Convert to fraction form
   79,250.81/109,377.32 = 49,045.86/x
3. Step 3: Cross multiply
   79,250.81x = 109,377.32 × 49,045.86
4. Step 4: Simplify right side
   79,250.81x = 5,364,504,478.67
5. Step 5: Solve for x
   x = 5,364,504,478.67/79,250.81
6. Step 6: Final answer
   x = 67,690.22