Finding the Fourth Proportional to 1,414.83, 1,953.81 and 1,145.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414.83 : 1,953.81 = 1,145.91 : x
2. Step 2: Convert to fraction form
   1,414.83/1,953.81 = 1,145.91/x
3. Step 3: Cross multiply
   1,414.83x = 1,953.81 × 1,145.91
4. Step 4: Simplify right side
   1,414.83x = 2,238,890.42
5. Step 5: Solve for x
   x = 2,238,890.42/1,414.83
6. Step 6: Final answer
   x = 1,582.44