Finding the Fourth Proportional to 17,648.42, 24,355.12 and 9,690.98

Step by Step Solution

1. Step 1: Write the proportion equation
   17,648.42 : 24,355.12 = 9,690.98 : x
2. Step 2: Convert to fraction form
   17,648.42/24,355.12 = 9,690.98/x
3. Step 3: Cross multiply
   17,648.42x = 24,355.12 × 9,690.98
4. Step 4: Simplify right side
   17,648.42x = 236,024,980.82
5. Step 5: Solve for x
   x = 236,024,980.82/17,648.42
6. Step 6: Final answer
   x = 13,373.72