Finding the Fourth Proportional to 2,686.23, 4,030.14 and 1,453.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,686.23 : 4,030.14 = 1,453.30 : x
2. Step 2: Convert to fraction form
   2,686.23/4,030.14 = 1,453.30/x
3. Step 3: Cross multiply
   2,686.23x = 4,030.14 × 1,453.30
4. Step 4: Simplify right side
   2,686.23x = 5,857,002.46
5. Step 5: Solve for x
   x = 5,857,002.46/2,686.23
6. Step 6: Final answer
   x = 2,180.38