Finding the Fourth Proportional to 17,845.74, 24,627.24 and 9,888.48

Step by Step Solution

1. Step 1: Write the proportion equation
   17,845.74 : 24,627.24 = 9,888.48 : x
2. Step 2: Convert to fraction form
   17,845.74/24,627.24 = 9,888.48/x
3. Step 3: Cross multiply
   17,845.74x = 24,627.24 × 9,888.48
4. Step 4: Simplify right side
   17,845.74x = 243,525,970.20
5. Step 5: Solve for x
   x = 243,525,970.20/17,845.74
6. Step 6: Final answer
   x = 13,646.17