Finding the Fourth Proportional to 89,167.69, 123,031.20 and 60,491.26

Step by Step Solution

1. Step 1: Write the proportion equation
   89,167.69 : 123,031.20 = 60,491.26 : x
2. Step 2: Convert to fraction form
   89,167.69/123,031.20 = 60,491.26/x
3. Step 3: Cross multiply
   89,167.69x = 123,031.20 × 60,491.26
4. Step 4: Simplify right side
   89,167.69x = 7,442,312,307.31
5. Step 5: Solve for x
   x = 7,442,312,307.31/89,167.69
6. Step 6: Final answer
   x = 83,464.23