Finding the Fourth Proportional to 2,610.27, 3,602.24 and 1,431.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.27 : 3,602.24 = 1,431.36 : x
2. Step 2: Convert to fraction form
   2,610.27/3,602.24 = 1,431.36/x
3. Step 3: Cross multiply
   2,610.27x = 3,602.24 × 1,431.36
4. Step 4: Simplify right side
   2,610.27x = 5,156,100.46
5. Step 5: Solve for x
   x = 5,156,100.46/2,610.27
6. Step 6: Final answer
   x = 1,975.31