Finding the Fourth Proportional to 1,872.55, 2,805.31 and 1,566.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,872.55 : 2,805.31 = 1,566.37 : x
2. Step 2: Convert to fraction form
   1,872.55/2,805.31 = 1,566.37/x
3. Step 3: Cross multiply
   1,872.55x = 2,805.31 × 1,566.37
4. Step 4: Simplify right side
   1,872.55x = 4,394,153.42
5. Step 5: Solve for x
   x = 4,394,153.42/1,872.55
6. Step 6: Final answer
   x = 2,346.61