Finding the Fourth Proportional to 1,740.45, 2,402.25 and 1,076.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,740.45 : 2,402.25 = 1,076.91 : x
2. Step 2: Convert to fraction form
   1,740.45/2,402.25 = 1,076.91/x
3. Step 3: Cross multiply
   1,740.45x = 2,402.25 × 1,076.91
4. Step 4: Simplify right side
   1,740.45x = 2,586,994.00
5. Step 5: Solve for x
   x = 2,586,994.00/1,740.45
6. Step 6: Final answer
   x = 1,486.39