Finding the Fourth Proportional to 1,742.42, 2,404.53 and 996.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,742.42 : 2,404.53 = 996.51 : x
2. Step 2: Convert to fraction form
   1,742.42/2,404.53 = 996.51/x
3. Step 3: Cross multiply
   1,742.42x = 2,404.53 × 996.51
4. Step 4: Simplify right side
   1,742.42x = 2,396,137.82
5. Step 5: Solve for x
   x = 2,396,137.82/1,742.42
6. Step 6: Final answer
   x = 1,375.18