Finding the Fourth Proportional to 89,800.72, 123,925.83 and 49,515.92

Step by Step Solution

1. Step 1: Write the proportion equation
   89,800.72 : 123,925.83 = 49,515.92 : x
2. Step 2: Convert to fraction form
   89,800.72/123,925.83 = 49,515.92/x
3. Step 3: Cross multiply
   89,800.72x = 123,925.83 × 49,515.92
4. Step 4: Simplify right side
   89,800.72x = 6,136,302,119.23
5. Step 5: Solve for x
   x = 6,136,302,119.23/89,800.72
6. Step 6: Final answer
   x = 68,332.44