Finding the Fourth Proportional to 2,624.92, 3,935.76 and 1,528.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.92 : 3,935.76 = 1,528.72 : x
2. Step 2: Convert to fraction form
   2,624.92/3,935.76 = 1,528.72/x
3. Step 3: Cross multiply
   2,624.92x = 3,935.76 × 1,528.72
4. Step 4: Simplify right side
   2,624.92x = 6,016,675.03
5. Step 5: Solve for x
   x = 6,016,675.03/2,624.92
6. Step 6: Final answer
   x = 2,292.14