Finding the Fourth Proportional to 1,740.32, 2,401.72 and 994.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,740.32 : 2,401.72 = 994.34 : x
2. Step 2: Convert to fraction form
   1,740.32/2,401.72 = 994.34/x
3. Step 3: Cross multiply
   1,740.32x = 2,401.72 × 994.34
4. Step 4: Simplify right side
   1,740.32x = 2,388,129.78
5. Step 5: Solve for x
   x = 2,388,129.78/1,740.32
6. Step 6: Final answer
   x = 1,372.24