Finding the Fourth Proportional to 1,740.31, 2,401.95 and 1,077.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,740.31 : 2,401.95 = 1,077.46 : x
2. Step 2: Convert to fraction form
   1,740.31/2,401.95 = 1,077.46/x
3. Step 3: Cross multiply
   1,740.31x = 2,401.95 × 1,077.46
4. Step 4: Simplify right side
   1,740.31x = 2,588,003.08
5. Step 5: Solve for x
   x = 2,588,003.08/1,740.31
6. Step 6: Final answer
   x = 1,487.10