Finding the Fourth Proportional to 35,144.48, 48,498.17 and 20,042

Step by Step Solution

1. Step 1: Write the proportion equation
   35,144.48 : 48,498.17 = 20,042 : x
2. Step 2: Convert to fraction form
   35,144.48/48,498.17 = 20,042/x
3. Step 3: Cross multiply
   35,144.48x = 48,498.17 × 20,042
4. Step 4: Simplify right side
   35,144.48x = 972,000,323.14
5. Step 5: Solve for x
   x = 972,000,323.14/35,144.48
6. Step 6: Final answer
   x = 27,657.27