Finding the Fourth Proportional to 1,740.34, 2,401.06 and 993.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,740.34 : 2,401.06 = 993.76 : x
2. Step 2: Convert to fraction form
   1,740.34/2,401.06 = 993.76/x
3. Step 3: Cross multiply
   1,740.34x = 2,401.06 × 993.76
4. Step 4: Simplify right side
   1,740.34x = 2,386,077.39
5. Step 5: Solve for x
   x = 2,386,077.39/1,740.34
6. Step 6: Final answer
   x = 1,371.04