Finding the Fourth Proportional to 2,062.50, 2,846.30 and 1,131

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.50 : 2,846.30 = 1,131 : x
2. Step 2: Convert to fraction form
   2,062.50/2,846.30 = 1,131/x
3. Step 3: Cross multiply
   2,062.50x = 2,846.30 × 1,131
4. Step 4: Simplify right side
   2,062.50x = 3,219,159.65
5. Step 5: Solve for x
   x = 3,219,159.65/2,062.50
6. Step 6: Final answer
   x = 1,560.80