Finding the Fourth Proportional to 17,302.89, 23,878.49 and 9,749.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,302.89 : 23,878.49 = 9,749.31 : x
2. Step 2: Convert to fraction form
   17,302.89/23,878.49 = 9,749.31/x
3. Step 3: Cross multiply
   17,302.89x = 23,878.49 × 9,749.31
4. Step 4: Simplify right side
   17,302.89x = 232,798,752.60
5. Step 5: Solve for x
   x = 232,798,752.60/17,302.89
6. Step 6: Final answer
   x = 13,454.33