Finding the Fourth Proportional to 13,650.83, 18,837.34 and 7,682.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,650.83 : 18,837.34 = 7,682.25 : x
2. Step 2: Convert to fraction form
   13,650.83/18,837.34 = 7,682.25/x
3. Step 3: Cross multiply
   13,650.83x = 18,837.34 × 7,682.25
4. Step 4: Simplify right side
   13,650.83x = 144,713,136.01
5. Step 5: Solve for x
   x = 144,713,136.01/13,650.83
6. Step 6: Final answer
   x = 10,601.05