Finding the Fourth Proportional to 2,610.87, 3,603.05 and 1,432

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.87 : 3,603.05 = 1,432 : x
2. Step 2: Convert to fraction form
   2,610.87/3,603.05 = 1,432/x
3. Step 3: Cross multiply
   2,610.87x = 3,603.05 × 1,432
4. Step 4: Simplify right side
   2,610.87x = 5,159,567.60
5. Step 5: Solve for x
   x = 5,159,567.60/2,610.87
6. Step 6: Final answer
   x = 1,976.19