Finding the Fourth Proportional to 17,845.43, 24,624.89 and 9,886.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,845.43 : 24,624.89 = 9,886.17 : x
2. Step 2: Convert to fraction form
   17,845.43/24,624.89 = 9,886.17/x
3. Step 3: Cross multiply
   17,845.43x = 24,624.89 × 9,886.17
4. Step 4: Simplify right side
   17,845.43x = 243,445,848.77
5. Step 5: Solve for x
   x = 243,445,848.77/17,845.43
6. Step 6: Final answer
   x = 13,641.92