Finding the Fourth Proportional to 1,505.37, 2,259.68 and 1,264.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505.37 : 2,259.68 = 1,264.53 : x
2. Step 2: Convert to fraction form
   1,505.37/2,259.68 = 1,264.53/x
3. Step 3: Cross multiply
   1,505.37x = 2,259.68 × 1,264.53
4. Step 4: Simplify right side
   1,505.37x = 2,857,426.83
5. Step 5: Solve for x
   x = 2,857,426.83/1,505.37
6. Step 6: Final answer
   x = 1,898.16