Finding the Fourth Proportional to 17,980.02, 24,812.28 and 10,021.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,980.02 : 24,812.28 = 10,021.86 : x
2. Step 2: Convert to fraction form
   17,980.02/24,812.28 = 10,021.86/x
3. Step 3: Cross multiply
   17,980.02x = 24,812.28 × 10,021.86
4. Step 4: Simplify right side
   17,980.02x = 248,665,196.44
5. Step 5: Solve for x
   x = 248,665,196.44/17,980.02
6. Step 6: Final answer
   x = 13,830.08