Finding the Fourth Proportional to 1,822.50, 2,514.72 and 1,036.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822.50 : 2,514.72 = 1,036.40 : x
2. Step 2: Convert to fraction form
   1,822.50/2,514.72 = 1,036.40/x
3. Step 3: Cross multiply
   1,822.50x = 2,514.72 × 1,036.40
4. Step 4: Simplify right side
   1,822.50x = 2,606,255.81
5. Step 5: Solve for x
   x = 2,606,255.81/1,822.50
6. Step 6: Final answer
   x = 1,430.04