Finding the Fourth Proportional to 1,810.38, 2,498.40 and 1,064.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810.38 : 2,498.40 = 1,064.10 : x
2. Step 2: Convert to fraction form
   1,810.38/2,498.40 = 1,064.10/x
3. Step 3: Cross multiply
   1,810.38x = 2,498.40 × 1,064.10
4. Step 4: Simplify right side
   1,810.38x = 2,658,547.44
5. Step 5: Solve for x
   x = 2,658,547.44/1,810.38
6. Step 6: Final answer
   x = 1,468.50