Finding the Fourth Proportional to 1,446.69, 1,997.20 and 1,114.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.69 : 1,997.20 = 1,114.39 : x
2. Step 2: Convert to fraction form
   1,446.69/1,997.20 = 1,114.39/x
3. Step 3: Cross multiply
   1,446.69x = 1,997.20 × 1,114.39
4. Step 4: Simplify right side
   1,446.69x = 2,225,659.71
5. Step 5: Solve for x
   x = 2,225,659.71/1,446.69
6. Step 6: Final answer
   x = 1,538.45