Finding the Fourth Proportional to 2,162.64, 2,986.52 and 1,501.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.64 : 2,986.52 = 1,501.20 : x
2. Step 2: Convert to fraction form
   2,162.64/2,986.52 = 1,501.20/x
3. Step 3: Cross multiply
   2,162.64x = 2,986.52 × 1,501.20
4. Step 4: Simplify right side
   2,162.64x = 4,483,363.82
5. Step 5: Solve for x
   x = 4,483,363.82/2,162.64
6. Step 6: Final answer
   x = 2,073.10