Finding the Fourth Proportional to 1,411.74, 1,946.03 and 1,039.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.74 : 1,946.03 = 1,039.14 : x
2. Step 2: Convert to fraction form
   1,411.74/1,946.03 = 1,039.14/x
3. Step 3: Cross multiply
   1,411.74x = 1,946.03 × 1,039.14
4. Step 4: Simplify right side
   1,411.74x = 2,022,192.42
5. Step 5: Solve for x
   x = 2,022,192.42/1,411.74
6. Step 6: Final answer
   x = 1,432.41