Finding the Fourth Proportional to 1,499.70, 2,243.54 and 1,296.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.70 : 2,243.54 = 1,296.46 : x
2. Step 2: Convert to fraction form
   1,499.70/2,243.54 = 1,296.46/x
3. Step 3: Cross multiply
   1,499.70x = 2,243.54 × 1,296.46
4. Step 4: Simplify right side
   1,499.70x = 2,908,657.50
5. Step 5: Solve for x
   x = 2,908,657.50/1,499.70
6. Step 6: Final answer
   x = 1,939.49