Finding the Fourth Proportional to 111,536.33, 153,920.25 and 60,549.03

Step by Step Solution

1. Step 1: Write the proportion equation
   111,536.33 : 153,920.25 = 60,549.03 : x
2. Step 2: Convert to fraction form
   111,536.33/153,920.25 = 60,549.03/x
3. Step 3: Cross multiply
   111,536.33x = 153,920.25 × 60,549.03
4. Step 4: Simplify right side
   111,536.33x = 9,319,721,834.86
5. Step 5: Solve for x
   x = 9,319,721,834.86/111,536.33
6. Step 6: Final answer
   x = 83,557.73