Finding the Fourth Proportional to 1,074.34, 1,482.42 and 632.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074.34 : 1,482.42 = 632.08 : x
2. Step 2: Convert to fraction form
   1,074.34/1,482.42 = 632.08/x
3. Step 3: Cross multiply
   1,074.34x = 1,482.42 × 632.08
4. Step 4: Simplify right side
   1,074.34x = 937,008.03
5. Step 5: Solve for x
   x = 937,008.03/1,074.34
6. Step 6: Final answer
   x = 872.17