Finding the Fourth Proportional to 1,723.98, 2,584.52 and 1,430.66

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723.98 : 2,584.52 = 1,430.66 : x
2. Step 2: Convert to fraction form
   1,723.98/2,584.52 = 1,430.66/x
3. Step 3: Cross multiply
   1,723.98x = 2,584.52 × 1,430.66
4. Step 4: Simplify right side
   1,723.98x = 3,697,569.38
5. Step 5: Solve for x
   x = 3,697,569.38/1,723.98
6. Step 6: Final answer
   x = 2,144.79