Finding the Fourth Proportional to 1,499.88, 2,259.03 and 1,270.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.88 : 2,259.03 = 1,270.38 : x
2. Step 2: Convert to fraction form
   1,499.88/2,259.03 = 1,270.38/x
3. Step 3: Cross multiply
   1,499.88x = 2,259.03 × 1,270.38
4. Step 4: Simplify right side
   1,499.88x = 2,869,826.53
5. Step 5: Solve for x
   x = 2,869,826.53/1,499.88
6. Step 6: Final answer
   x = 1,913.37