Finding the Fourth Proportional to 17,054.20, 23,534.78 and 9,602.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,054.20 : 23,534.78 = 9,602.20 : x
2. Step 2: Convert to fraction form
   17,054.20/23,534.78 = 9,602.20/x
3. Step 3: Cross multiply
   17,054.20x = 23,534.78 × 9,602.20
4. Step 4: Simplify right side
   17,054.20x = 225,985,498.83
5. Step 5: Solve for x
   x = 225,985,498.83/17,054.20
6. Step 6: Final answer
   x = 13,251.02