Finding the Fourth Proportional to 7,528.95, 10,399.86 and 5,782.14

Step by Step Solution

1. Step 1: Write the proportion equation
   7,528.95 : 10,399.86 = 5,782.14 : x
2. Step 2: Convert to fraction form
   7,528.95/10,399.86 = 5,782.14/x
3. Step 3: Cross multiply
   7,528.95x = 10,399.86 × 5,782.14
4. Step 4: Simplify right side
   7,528.95x = 60,133,446.50
5. Step 5: Solve for x
   x = 60,133,446.50/7,528.95
6. Step 6: Final answer
   x = 7,986.96