Finding the Fourth Proportional to 1,074.67, 1,483.29 and 632.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074.67 : 1,483.29 = 632.71 : x
2. Step 2: Convert to fraction form
   1,074.67/1,483.29 = 632.71/x
3. Step 3: Cross multiply
   1,074.67x = 1,483.29 × 632.71
4. Step 4: Simplify right side
   1,074.67x = 938,492.42
5. Step 5: Solve for x
   x = 938,492.42/1,074.67
6. Step 6: Final answer
   x = 873.28