Finding the Fourth Proportional to 7,845.29, 10,826.50 and 4,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,845.29 : 10,826.50 = 4,308.50 : x
2. Step 2: Convert to fraction form
   7,845.29/10,826.50 = 4,308.50/x
3. Step 3: Cross multiply
   7,845.29x = 10,826.50 × 4,308.50
4. Step 4: Simplify right side
   7,845.29x = 46,646,036.05
5. Step 5: Solve for x
   x = 46,646,036.05/7,845.29
6. Step 6: Final answer
   x = 5,945.74