Finding the Fourth Proportional to 1,810.42, 2,498.34 and 1,064.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810.42 : 2,498.34 = 1,064.45 : x
2. Step 2: Convert to fraction form
   1,810.42/2,498.34 = 1,064.45/x
3. Step 3: Cross multiply
   1,810.42x = 2,498.34 × 1,064.45
4. Step 4: Simplify right side
   1,810.42x = 2,659,358.01
5. Step 5: Solve for x
   x = 2,659,358.01/1,810.42
6. Step 6: Final answer
   x = 1,468.92