Finding the Fourth Proportional to 1,740.69, 2,402.30 and 994.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,740.69 : 2,402.30 = 994.89 : x
2. Step 2: Convert to fraction form
   1,740.69/2,402.30 = 994.89/x
3. Step 3: Cross multiply
   1,740.69x = 2,402.30 × 994.89
4. Step 4: Simplify right side
   1,740.69x = 2,390,019.27
5. Step 5: Solve for x
   x = 2,390,019.27/1,740.69
6. Step 6: Final answer
   x = 1,373.03