Finding the Fourth Proportional to 1,074.52, 1,482.72 and 626.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074.52 : 1,482.72 = 626.24 : x
2. Step 2: Convert to fraction form
   1,074.52/1,482.72 = 626.24/x
3. Step 3: Cross multiply
   1,074.52x = 1,482.72 × 626.24
4. Step 4: Simplify right side
   1,074.52x = 928,538.57
5. Step 5: Solve for x
   x = 928,538.57/1,074.52
6. Step 6: Final answer
   x = 864.14