Finding the Fourth Proportional to 79,091.76, 109,146.46 and 43,281.76

Step by Step Solution

1. Step 1: Write the proportion equation
   79,091.76 : 109,146.46 = 43,281.76 : x
2. Step 2: Convert to fraction form
   79,091.76/109,146.46 = 43,281.76/x
3. Step 3: Cross multiply
   79,091.76x = 109,146.46 × 43,281.76
4. Step 4: Simplify right side
   79,091.76x = 4,724,050,886.57
5. Step 5: Solve for x
   x = 4,724,050,886.57/79,091.76
6. Step 6: Final answer
   x = 59,728.74