Finding the Fourth Proportional to 89,198.48, 123,095.57 and 48,909.83

Step by Step Solution

1. Step 1: Write the proportion equation
   89,198.48 : 123,095.57 = 48,909.83 : x
2. Step 2: Convert to fraction form
   89,198.48/123,095.57 = 48,909.83/x
3. Step 3: Cross multiply
   89,198.48x = 123,095.57 × 48,909.83
4. Step 4: Simplify right side
   89,198.48x = 6,020,582,542.43
5. Step 5: Solve for x
   x = 6,020,582,542.43/89,198.48
6. Step 6: Final answer
   x = 67,496.47