Finding the Fourth Proportional to 1,742.24, 2,404.42 and 996.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742.24 : 2,404.42 = 996.06 : x
2. Step 2: Convert to fraction form
   1,742.24/2,404.42 = 996.06/x
3. Step 3: Cross multiply
   1,742.24x = 2,404.42 × 996.06
4. Step 4: Simplify right side
   1,742.24x = 2,394,946.59
5. Step 5: Solve for x
   x = 2,394,946.59/1,742.24
6. Step 6: Final answer
   x = 1,374.64