Finding the Fourth Proportional to 1,446.42, 2,171.01 and 716.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.42 : 2,171.01 = 716.52 : x
2. Step 2: Convert to fraction form
   1,446.42/2,171.01 = 716.52/x
3. Step 3: Cross multiply
   1,446.42x = 2,171.01 × 716.52
4. Step 4: Simplify right side
   1,446.42x = 1,555,572.09
5. Step 5: Solve for x
   x = 1,555,572.09/1,446.42
6. Step 6: Final answer
   x = 1,075.46