Finding the Fourth Proportional to 17,977.80, 24,809.46 and 10,019.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,977.80 : 24,809.46 = 10,019.96 : x
2. Step 2: Convert to fraction form
   17,977.80/24,809.46 = 10,019.96/x
3. Step 3: Cross multiply
   17,977.80x = 24,809.46 × 10,019.96
4. Step 4: Simplify right side
   17,977.80x = 248,589,796.82
5. Step 5: Solve for x
   x = 248,589,796.82/17,977.80
6. Step 6: Final answer
   x = 13,827.60