Finding the Fourth Proportional to 89,440.96, 123,422.55 and 49,153.86

Step by Step Solution

1. Step 1: Write the proportion equation
   89,440.96 : 123,422.55 = 49,153.86 : x
2. Step 2: Convert to fraction form
   89,440.96/123,422.55 = 49,153.86/x
3. Step 3: Cross multiply
   89,440.96x = 123,422.55 × 49,153.86
4. Step 4: Simplify right side
   89,440.96x = 6,066,694,743.54
5. Step 5: Solve for x
   x = 6,066,694,743.54/89,440.96
6. Step 6: Final answer
   x = 67,829.04