Finding the Fourth Proportional to 1,074.30, 1,482.76 and 632.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074.30 : 1,482.76 = 632.58 : x
2. Step 2: Convert to fraction form
   1,074.30/1,482.76 = 632.58/x
3. Step 3: Cross multiply
   1,074.30x = 1,482.76 × 632.58
4. Step 4: Simplify right side
   1,074.30x = 937,964.32
5. Step 5: Solve for x
   x = 937,964.32/1,074.30
6. Step 6: Final answer
   x = 873.09