Finding the Fourth Proportional to 78,632.24, 108,514.56 and 42,823.76

Step by Step Solution

1. Step 1: Write the proportion equation
   78,632.24 : 108,514.56 = 42,823.76 : x
2. Step 2: Convert to fraction form
   78,632.24/108,514.56 = 42,823.76/x
3. Step 3: Cross multiply
   78,632.24x = 108,514.56 × 42,823.76
4. Step 4: Simplify right side
   78,632.24x = 4,647,001,473.95
5. Step 5: Solve for x
   x = 4,647,001,473.95/78,632.24
6. Step 6: Final answer
   x = 59,097.92