Finding the Fourth Proportional to 1,740.61, 2,401.95 and 994.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,740.61 : 2,401.95 = 994.47 : x
2. Step 2: Convert to fraction form
   1,740.61/2,401.95 = 994.47/x
3. Step 3: Cross multiply
   1,740.61x = 2,401.95 × 994.47
4. Step 4: Simplify right side
   1,740.61x = 2,388,667.22
5. Step 5: Solve for x
   x = 2,388,667.22/1,740.61
6. Step 6: Final answer
   x = 1,372.32