Finding the Fourth Proportional to 42,106.45, 63,122.52 and 17,167.36

Step by Step Solution

1. Step 1: Write the proportion equation
   42,106.45 : 63,122.52 = 17,167.36 : x
2. Step 2: Convert to fraction form
   42,106.45/63,122.52 = 17,167.36/x
3. Step 3: Cross multiply
   42,106.45x = 63,122.52 × 17,167.36
4. Step 4: Simplify right side
   42,106.45x = 1,083,647,024.95
5. Step 5: Solve for x
   x = 1,083,647,024.95/42,106.45
6. Step 6: Final answer
   x = 25,735.89