Finding the Fourth Proportional to 78,544.24, 108,391.52 and 42,734.52

Step by Step Solution

1. Step 1: Write the proportion equation
   78,544.24 : 108,391.52 = 42,734.52 : x
2. Step 2: Convert to fraction form
   78,544.24/108,391.52 = 42,734.52/x
3. Step 3: Cross multiply
   78,544.24x = 108,391.52 × 42,734.52
4. Step 4: Simplify right side
   78,544.24x = 4,632,059,686.11
5. Step 5: Solve for x
   x = 4,632,059,686.11/78,544.24
6. Step 6: Final answer
   x = 58,973.90