Finding the Fourth Proportional to 86,591.22, 119,505.72 and 48,862.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,591.22 : 119,505.72 = 48,862.50 : x
2. Step 2: Convert to fraction form
   86,591.22/119,505.72 = 48,862.50/x
3. Step 3: Cross multiply
   86,591.22x = 119,505.72 × 48,862.50
4. Step 4: Simplify right side
   86,591.22x = 5,839,348,243.50
5. Step 5: Solve for x
   x = 5,839,348,243.50/86,591.22
6. Step 6: Final answer
   x = 67,435.80