Finding the Fourth Proportional to 1,903.57, 2,626.89 and 1,064.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903.57 : 2,626.89 = 1,064.29 : x
2. Step 2: Convert to fraction form
   1,903.57/2,626.89 = 1,064.29/x
3. Step 3: Cross multiply
   1,903.57x = 2,626.89 × 1,064.29
4. Step 4: Simplify right side
   1,903.57x = 2,795,772.76
5. Step 5: Solve for x
   x = 2,795,772.76/1,903.57
6. Step 6: Final answer
   x = 1,468.70