Finding the Fourth Proportional to 1,757.42, 2,629.74 and 1,061.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,757.42 : 2,629.74 = 1,061.54 : x
2. Step 2: Convert to fraction form
   1,757.42/2,629.74 = 1,061.54/x
3. Step 3: Cross multiply
   1,757.42x = 2,629.74 × 1,061.54
4. Step 4: Simplify right side
   1,757.42x = 2,791,574.20
5. Step 5: Solve for x
   x = 2,791,574.20/1,757.42
6. Step 6: Final answer
   x = 1,588.45