Finding the Fourth Proportional to 111,218.88, 153,514.24 and 63,498.24

Step by Step Solution

1. Step 1: Write the proportion equation
   111,218.88 : 153,514.24 = 63,498.24 : x
2. Step 2: Convert to fraction form
   111,218.88/153,514.24 = 63,498.24/x
3. Step 3: Cross multiply
   111,218.88x = 153,514.24 × 63,498.24
4. Step 4: Simplify right side
   111,218.88x = 9,747,884,054.94
5. Step 5: Solve for x
   x = 9,747,884,054.94/111,218.88
6. Step 6: Final answer
   x = 87,645.95