Finding the Fourth Proportional to 1,748.74, 2,624.04 and 709.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.74 : 2,624.04 = 709.30 : x
2. Step 2: Convert to fraction form
   1,748.74/2,624.04 = 709.30/x
3. Step 3: Cross multiply
   1,748.74x = 2,624.04 × 709.30
4. Step 4: Simplify right side
   1,748.74x = 1,861,231.57
5. Step 5: Solve for x
   x = 1,861,231.57/1,748.74
6. Step 6: Final answer
   x = 1,064.33