Finding the Fourth Proportional to 78,514.25, 108,351.88 and 42,706.54

Step by Step Solution

1. Step 1: Write the proportion equation
   78,514.25 : 108,351.88 = 42,706.54 : x
2. Step 2: Convert to fraction form
   78,514.25/108,351.88 = 42,706.54/x
3. Step 3: Cross multiply
   78,514.25x = 108,351.88 × 42,706.54
4. Step 4: Simplify right side
   78,514.25x = 4,627,333,925.97
5. Step 5: Solve for x
   x = 4,627,333,925.97/78,514.25
6. Step 6: Final answer
   x = 58,936.23