Finding the Fourth Proportional to 1,566.38, 2,160.89 and 1,034.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566.38 : 2,160.89 = 1,034.51 : x
2. Step 2: Convert to fraction form
   1,566.38/2,160.89 = 1,034.51/x
3. Step 3: Cross multiply
   1,566.38x = 2,160.89 × 1,034.51
4. Step 4: Simplify right side
   1,566.38x = 2,235,462.31
5. Step 5: Solve for x
   x = 2,235,462.31/1,566.38
6. Step 6: Final answer
   x = 1,427.15