Finding the Fourth Proportional to 17,978.37, 24,810.27 and 10,021.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,978.37 : 24,810.27 = 10,021.10 : x
2. Step 2: Convert to fraction form
   17,978.37/24,810.27 = 10,021.10/x
3. Step 3: Cross multiply
   17,978.37x = 24,810.27 × 10,021.10
4. Step 4: Simplify right side
   17,978.37x = 248,626,196.70
5. Step 5: Solve for x
   x = 248,626,196.70/17,978.37
6. Step 6: Final answer
   x = 13,829.18