Finding the Fourth Proportional to 1,074.46, 1,482.96 and 681.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074.46 : 1,482.96 = 681.52 : x
2. Step 2: Convert to fraction form
   1,074.46/1,482.96 = 681.52/x
3. Step 3: Cross multiply
   1,074.46x = 1,482.96 × 681.52
4. Step 4: Simplify right side
   1,074.46x = 1,010,666.90
5. Step 5: Solve for x
   x = 1,010,666.90/1,074.46
6. Step 6: Final answer
   x = 940.63