Finding the Fourth Proportional to 2,124.18, 3,186.30 and 1,814.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.18 : 3,186.30 = 1,814.04 : x
2. Step 2: Convert to fraction form
   2,124.18/3,186.30 = 1,814.04/x
3. Step 3: Cross multiply
   2,124.18x = 3,186.30 × 1,814.04
4. Step 4: Simplify right side
   2,124.18x = 5,780,075.65
5. Step 5: Solve for x
   x = 5,780,075.65/2,124.18
6. Step 6: Final answer
   x = 2,721.09