Finding the Fourth Proportional to 89,598.24, 123,653.86 and 49,320.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,598.24 : 123,653.86 = 49,320.18 : x
2. Step 2: Convert to fraction form
   89,598.24/123,653.86 = 49,320.18/x
3. Step 3: Cross multiply
   89,598.24x = 123,653.86 × 49,320.18
4. Step 4: Simplify right side
   89,598.24x = 6,098,630,509.59
5. Step 5: Solve for x
   x = 6,098,630,509.59/89,598.24
6. Step 6: Final answer
   x = 68,066.41