Finding the Fourth Proportional to 89,566.05, 123,598.53 and 49,279.80

Step by Step Solution

1. Step 1: Write the proportion equation
   89,566.05 : 123,598.53 = 49,279.80 : x
2. Step 2: Convert to fraction form
   89,566.05/123,598.53 = 49,279.80/x
3. Step 3: Cross multiply
   89,566.05x = 123,598.53 × 49,279.80
4. Step 4: Simplify right side
   89,566.05x = 6,090,910,838.69
5. Step 5: Solve for x
   x = 6,090,910,838.69/89,566.05
6. Step 6: Final answer
   x = 68,004.68