Finding the Fourth Proportional to 88,105.73, 121,585.97 and 47,819.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,105.73 : 121,585.97 = 47,819.50 : x
2. Step 2: Convert to fraction form
   88,105.73/121,585.97 = 47,819.50/x
3. Step 3: Cross multiply
   88,105.73x = 121,585.97 × 47,819.50
4. Step 4: Simplify right side
   88,105.73x = 5,814,179,624.71
5. Step 5: Solve for x
   x = 5,814,179,624.71/88,105.73
6. Step 6: Final answer
   x = 65,990.93