Finding the Fourth Proportional to 1,677.03, 2,315.10 and 1,180.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677.03 : 2,315.10 = 1,180.10 : x
2. Step 2: Convert to fraction form
   1,677.03/2,315.10 = 1,180.10/x
3. Step 3: Cross multiply
   1,677.03x = 2,315.10 × 1,180.10
4. Step 4: Simplify right side
   1,677.03x = 2,732,037.93
5. Step 5: Solve for x
   x = 2,732,037.93/1,677.03
6. Step 6: Final answer
   x = 1,629.09