Finding the Fourth Proportional to 78,292.34, 108,043.30 and 42,482.34

Step by Step Solution

1. Step 1: Write the proportion equation
   78,292.34 : 108,043.30 = 42,482.34 : x
2. Step 2: Convert to fraction form
   78,292.34/108,043.30 = 42,482.34/x
3. Step 3: Cross multiply
   78,292.34x = 108,043.30 × 42,482.34
4. Step 4: Simplify right side
   78,292.34x = 4,589,932,258.42
5. Step 5: Solve for x
   x = 4,589,932,258.42/78,292.34
6. Step 6: Final answer
   x = 58,625.56