Finding the Fourth Proportional to 7,845.04, 10,816.32 and 5,745.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,845.04 : 10,816.32 = 5,745.52 : x
2. Step 2: Convert to fraction form
   7,845.04/10,816.32 = 5,745.52/x
3. Step 3: Cross multiply
   7,845.04x = 10,816.32 × 5,745.52
4. Step 4: Simplify right side
   7,845.04x = 62,145,382.89
5. Step 5: Solve for x
   x = 62,145,382.89/7,845.04
6. Step 6: Final answer
   x = 7,921.61