Finding the Fourth Proportional to 2,527.20, 3,487.20 and 1,465.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.20 : 3,487.20 = 1,465.12 : x
2. Step 2: Convert to fraction form
   2,527.20/3,487.20 = 1,465.12/x
3. Step 3: Cross multiply
   2,527.20x = 3,487.20 × 1,465.12
4. Step 4: Simplify right side
   2,527.20x = 5,109,166.46
5. Step 5: Solve for x
   x = 5,109,166.46/2,527.20
6. Step 6: Final answer
   x = 2,021.67