Finding the Fourth Proportional to 78,044.46, 107,701.35 and 42,234.47

Step by Step Solution

1. Step 1: Write the proportion equation
   78,044.46 : 107,701.35 = 42,234.47 : x
2. Step 2: Convert to fraction form
   78,044.46/107,701.35 = 42,234.47/x
3. Step 3: Cross multiply
   78,044.46x = 107,701.35 × 42,234.47
4. Step 4: Simplify right side
   78,044.46x = 4,548,708,897.03
5. Step 5: Solve for x
   x = 4,548,708,897.03/78,044.46
6. Step 6: Final answer
   x = 58,283.56