Finding the Fourth Proportional to 2,610.18, 3,602.07 and 1,431.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.18 : 3,602.07 = 1,431.24 : x
2. Step 2: Convert to fraction form
   2,610.18/3,602.07 = 1,431.24/x
3. Step 3: Cross multiply
   2,610.18x = 3,602.07 × 1,431.24
4. Step 4: Simplify right side
   2,610.18x = 5,155,426.67
5. Step 5: Solve for x
   x = 5,155,426.67/2,610.18
6. Step 6: Final answer
   x = 1,975.12