Finding the Fourth Proportional to 111,584.32, 153,987.20 and 63,834.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,584.32 : 153,987.20 = 63,834.72 : x
2. Step 2: Convert to fraction form
   111,584.32/153,987.20 = 63,834.72/x
3. Step 3: Cross multiply
   111,584.32x = 153,987.20 × 63,834.72
4. Step 4: Simplify right side
   111,584.32x = 9,829,729,795.58
5. Step 5: Solve for x
   x = 9,829,729,795.58/111,584.32
6. Step 6: Final answer
   x = 88,092.39