Finding the Fourth Proportional to 111,282.48, 153,569.88 and 60,981.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111,282.48 : 153,569.88 = 60,981.48 : x
2. Step 2: Convert to fraction form
   111,282.48/153,569.88 = 60,981.48/x
3. Step 3: Cross multiply
   111,282.48x = 153,569.88 × 60,981.48
4. Step 4: Simplify right side
   111,282.48x = 9,364,918,565.82
5. Step 5: Solve for x
   x = 9,364,918,565.82/111,282.48
6. Step 6: Final answer
   x = 84,154.47