Finding the Fourth Proportional to 2,327.28, 3,212.28 and 1,500.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,327.28 : 3,212.28 = 1,500.72 : x
2. Step 2: Convert to fraction form
   2,327.28/3,212.28 = 1,500.72/x
3. Step 3: Cross multiply
   2,327.28x = 3,212.28 × 1,500.72
4. Step 4: Simplify right side
   2,327.28x = 4,820,732.84
5. Step 5: Solve for x
   x = 4,820,732.84/2,327.28
6. Step 6: Final answer
   x = 2,071.40