Finding the Fourth Proportional to 1,846.66, 2,548.57 and 1,380.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,846.66 : 2,548.57 = 1,380.10 : x
2. Step 2: Convert to fraction form
   1,846.66/2,548.57 = 1,380.10/x
3. Step 3: Cross multiply
   1,846.66x = 2,548.57 × 1,380.10
4. Step 4: Simplify right side
   1,846.66x = 3,517,281.46
5. Step 5: Solve for x
   x = 3,517,281.46/1,846.66
6. Step 6: Final answer
   x = 1,904.67