Finding the Fourth Proportional to 1,751.42, 2,628.65 and 712.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,751.42 : 2,628.65 = 712.00 : x
2. Step 2: Convert to fraction form
   1,751.42/2,628.65 = 712.00/x
3. Step 3: Cross multiply
   1,751.42x = 2,628.65 × 712.00
4. Step 4: Simplify right side
   1,751.42x = 1,871,582.10
5. Step 5: Solve for x
   x = 1,871,582.10/1,751.42
6. Step 6: Final answer
   x = 1,068.61