Finding the Fourth Proportional to 1,903.48, 2,626.60 and 1,064.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903.48 : 2,626.60 = 1,064.12 : x
2. Step 2: Convert to fraction form
   1,903.48/2,626.60 = 1,064.12/x
3. Step 3: Cross multiply
   1,903.48x = 2,626.60 × 1,064.12
4. Step 4: Simplify right side
   1,903.48x = 2,795,017.59
5. Step 5: Solve for x
   x = 2,795,017.59/1,903.48
6. Step 6: Final answer
   x = 1,468.37