Finding the Fourth Proportional to 81,456.03, 122,250.06 and 42,024.42

Step by Step Solution

1. Step 1: Write the proportion equation
   81,456.03 : 122,250.06 = 42,024.42 : x
2. Step 2: Convert to fraction form
   81,456.03/122,250.06 = 42,024.42/x
3. Step 3: Cross multiply
   81,456.03x = 122,250.06 × 42,024.42
4. Step 4: Simplify right side
   81,456.03x = 5,137,487,866.47
5. Step 5: Solve for x
   x = 5,137,487,866.47/81,456.03
6. Step 6: Final answer
   x = 63,070.69