Finding the Fourth Proportional to 89,827.72, 123,956.48 and 49,541.74

Step by Step Solution

1. Step 1: Write the proportion equation
   89,827.72 : 123,956.48 = 49,541.74 : x
2. Step 2: Convert to fraction form
   89,827.72/123,956.48 = 49,541.74/x
3. Step 3: Cross multiply
   89,827.72x = 123,956.48 × 49,541.74
4. Step 4: Simplify right side
   89,827.72x = 6,141,019,703.48
5. Step 5: Solve for x
   x = 6,141,019,703.48/89,827.72
6. Step 6: Final answer
   x = 68,364.42