Finding the Fourth Proportional to 1,410.78, 1,944.54 and 1,293.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.78 : 1,944.54 = 1,293.12 : x
2. Step 2: Convert to fraction form
   1,410.78/1,944.54 = 1,293.12/x
3. Step 3: Cross multiply
   1,410.78x = 1,944.54 × 1,293.12
4. Step 4: Simplify right side
   1,410.78x = 2,514,523.56
5. Step 5: Solve for x
   x = 2,514,523.56/1,410.78
6. Step 6: Final answer
   x = 1,782.36