Finding the Fourth Proportional to 89,576.69, 123,610.86 and 49,283.91

Step by Step Solution

1. Step 1: Write the proportion equation
   89,576.69 : 123,610.86 = 49,283.91 : x
2. Step 2: Convert to fraction form
   89,576.69/123,610.86 = 49,283.91/x
3. Step 3: Cross multiply
   89,576.69x = 123,610.86 × 49,283.91
4. Step 4: Simplify right side
   89,576.69x = 6,092,026,499.26
5. Step 5: Solve for x
   x = 6,092,026,499.26/89,576.69
6. Step 6: Final answer
   x = 68,009.06