Finding the Fourth Proportional to 17,848.40, 24,630.79 and 9,890.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,848.40 : 24,630.79 = 9,890.62 : x
2. Step 2: Convert to fraction form
   17,848.40/24,630.79 = 9,890.62/x
3. Step 3: Cross multiply
   17,848.40x = 24,630.79 × 9,890.62
4. Step 4: Simplify right side
   17,848.40x = 243,613,820.31
5. Step 5: Solve for x
   x = 243,613,820.31/17,848.40
6. Step 6: Final answer
   x = 13,649.06