Finding the Fourth Proportional to 1,559.76, 2,152.50 and 1,036.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.76 : 2,152.50 = 1,036.76 : x
2. Step 2: Convert to fraction form
   1,559.76/2,152.50 = 1,036.76/x
3. Step 3: Cross multiply
   1,559.76x = 2,152.50 × 1,036.76
4. Step 4: Simplify right side
   1,559.76x = 2,231,625.90
5. Step 5: Solve for x
   x = 2,231,625.90/1,559.76
6. Step 6: Final answer
   x = 1,430.75