Finding the Fourth Proportional to 13,501.96, 18,629.72 and 7,833.43

Step by Step Solution

1. Step 1: Write the proportion equation
   13,501.96 : 18,629.72 = 7,833.43 : x
2. Step 2: Convert to fraction form
   13,501.96/18,629.72 = 7,833.43/x
3. Step 3: Cross multiply
   13,501.96x = 18,629.72 × 7,833.43
4. Step 4: Simplify right side
   13,501.96x = 145,934,560.31
5. Step 5: Solve for x
   x = 145,934,560.31/13,501.96
6. Step 6: Final answer
   x = 10,808.40