Finding the Fourth Proportional to 48,118.35, 71,806.56 and 42,287.52

Step by Step Solution

1. Step 1: Write the proportion equation
   48,118.35 : 71,806.56 = 42,287.52 : x
2. Step 2: Convert to fraction form
   48,118.35/71,806.56 = 42,287.52/x
3. Step 3: Cross multiply
   48,118.35x = 71,806.56 × 42,287.52
4. Step 4: Simplify right side
   48,118.35x = 3,036,521,342.13
5. Step 5: Solve for x
   x = 3,036,521,342.13/48,118.35
6. Step 6: Final answer
   x = 63,105.27