Finding the Fourth Proportional to 2,174.86, 3,259.41 and 1,018.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174.86 : 3,259.41 = 1,018.18 : x
2. Step 2: Convert to fraction form
   2,174.86/3,259.41 = 1,018.18/x
3. Step 3: Cross multiply
   2,174.86x = 3,259.41 × 1,018.18
4. Step 4: Simplify right side
   2,174.86x = 3,318,666.07
5. Step 5: Solve for x
   x = 3,318,666.07/2,174.86
6. Step 6: Final answer
   x = 1,525.92