Finding the Fourth Proportional to 42,153.30, 63,238.68 and 17,193.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,153.30 : 63,238.68 = 17,193.42 : x
2. Step 2: Convert to fraction form
   42,153.30/63,238.68 = 17,193.42/x
3. Step 3: Cross multiply
   42,153.30x = 63,238.68 × 17,193.42
4. Step 4: Simplify right side
   42,153.30x = 1,087,289,185.49
5. Step 5: Solve for x
   x = 1,087,289,185.49/42,153.30
6. Step 6: Final answer
   x = 25,793.69