Finding the Fourth Proportional to 1,810.81, 2,496.03 and 1,478.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810.81 : 2,496.03 = 1,478.65 : x
2. Step 2: Convert to fraction form
   1,810.81/2,496.03 = 1,478.65/x
3. Step 3: Cross multiply
   1,810.81x = 2,496.03 × 1,478.65
4. Step 4: Simplify right side
   1,810.81x = 3,690,754.76
5. Step 5: Solve for x
   x = 3,690,754.76/1,810.81
6. Step 6: Final answer
   x = 2,038.18