Finding the Fourth Proportional to 1,446.16, 2,167.71 and 752.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.16 : 2,167.71 = 752.13 : x
2. Step 2: Convert to fraction form
   1,446.16/2,167.71 = 752.13/x
3. Step 3: Cross multiply
   1,446.16x = 2,167.71 × 752.13
4. Step 4: Simplify right side
   1,446.16x = 1,630,399.72
5. Step 5: Solve for x
   x = 1,630,399.72/1,446.16
6. Step 6: Final answer
   x = 1,127.40