Finding the Fourth Proportional to 1,810.47, 2,498.31 and 1,064.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810.47 : 2,498.31 = 1,064.46 : x
2. Step 2: Convert to fraction form
   1,810.47/2,498.31 = 1,064.46/x
3. Step 3: Cross multiply
   1,810.47x = 2,498.31 × 1,064.46
4. Step 4: Simplify right side
   1,810.47x = 2,659,351.06
5. Step 5: Solve for x
   x = 2,659,351.06/1,810.47
6. Step 6: Final answer
   x = 1,468.87