Finding the Fourth Proportional to 1,959.42, 2,707.50 and 1,457.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,959.42 : 2,707.50 = 1,457.30 : x
2. Step 2: Convert to fraction form
   1,959.42/2,707.50 = 1,457.30/x
3. Step 3: Cross multiply
   1,959.42x = 2,707.50 × 1,457.30
4. Step 4: Simplify right side
   1,959.42x = 3,945,650.16
5. Step 5: Solve for x
   x = 3,945,650.16/1,959.42
6. Step 6: Final answer
   x = 2,013.68