Finding the Fourth Proportional to 17,985, 24,820.02 and 10,028.64

Step by Step Solution

1. Step 1: Write the proportion equation
   17,985 : 24,820.02 = 10,028.64 : x
2. Step 2: Convert to fraction form
   17,985/24,820.02 = 10,028.64/x
3. Step 3: Cross multiply
   17,985x = 24,820.02 × 10,028.64
4. Step 4: Simplify right side
   17,985x = 248,911,045.37
5. Step 5: Solve for x
   x = 248,911,045.37/17,985
6. Step 6: Final answer
   x = 13,839.92