Finding the Fourth Proportional to 2,549.39, 3,517.34 and 1,430.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,549.39 : 3,517.34 = 1,430.12 : x
2. Step 2: Convert to fraction form
   2,549.39/3,517.34 = 1,430.12/x
3. Step 3: Cross multiply
   2,549.39x = 3,517.34 × 1,430.12
4. Step 4: Simplify right side
   2,549.39x = 5,030,222.75
5. Step 5: Solve for x
   x = 5,030,222.75/2,549.39
6. Step 6: Final answer
   x = 1,973.11