Finding the Fourth Proportional to 55,608.16, 83,339.92 and 42,412

Step by Step Solution

1. Step 1: Write the proportion equation
   55,608.16 : 83,339.92 = 42,412 : x
2. Step 2: Convert to fraction form
   55,608.16/83,339.92 = 42,412/x
3. Step 3: Cross multiply
   55,608.16x = 83,339.92 × 42,412
4. Step 4: Simplify right side
   55,608.16x = 3,534,612,687.04
5. Step 5: Solve for x
   x = 3,534,612,687.04/55,608.16
6. Step 6: Final answer
   x = 63,562.84