Finding the Fourth Proportional to 17,648.06, 24,354.60 and 9,691

Step by Step Solution

1. Step 1: Write the proportion equation
   17,648.06 : 24,354.60 = 9,691 : x
2. Step 2: Convert to fraction form
   17,648.06/24,354.60 = 9,691/x
3. Step 3: Cross multiply
   17,648.06x = 24,354.60 × 9,691
4. Step 4: Simplify right side
   17,648.06x = 236,020,428.60
5. Step 5: Solve for x
   x = 236,020,428.60/17,648.06
6. Step 6: Final answer
   x = 13,373.73