Finding the Fourth Proportional to 89,786.59, 123,903.22 and 49,499.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,786.59 : 123,903.22 = 49,499.42 : x
2. Step 2: Convert to fraction form
   89,786.59/123,903.22 = 49,499.42/x
3. Step 3: Cross multiply
   89,786.59x = 123,903.22 × 49,499.42
4. Step 4: Simplify right side
   89,786.59x = 6,133,137,526.13
5. Step 5: Solve for x
   x = 6,133,137,526.13/89,786.59
6. Step 6: Final answer
   x = 68,307.95