Finding the Fourth Proportional to 42,168.38, 63,197.69 and 17,179.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,168.38 : 63,197.69 = 17,179.16 : x
2. Step 2: Convert to fraction form
   42,168.38/63,197.69 = 17,179.16/x
3. Step 3: Cross multiply
   42,168.38x = 63,197.69 × 17,179.16
4. Step 4: Simplify right side
   42,168.38x = 1,085,682,826.26
5. Step 5: Solve for x
   x = 1,085,682,826.26/42,168.38
6. Step 6: Final answer
   x = 25,746.38