Finding the Fourth Proportional to 17,843.94, 24,624.60 and 9,886.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,843.94 : 24,624.60 = 9,886.20 : x
2. Step 2: Convert to fraction form
   17,843.94/24,624.60 = 9,886.20/x
3. Step 3: Cross multiply
   17,843.94x = 24,624.60 × 9,886.20
4. Step 4: Simplify right side
   17,843.94x = 243,443,720.52
5. Step 5: Solve for x
   x = 243,443,720.52/17,843.94
6. Step 6: Final answer
   x = 13,642.94