Finding the Fourth Proportional to 12,263.00, 18,396.11 and 3,940.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,263.00 : 18,396.11 = 3,940.25 : x
2. Step 2: Convert to fraction form
   12,263.00/18,396.11 = 3,940.25/x
3. Step 3: Cross multiply
   12,263.00x = 18,396.11 × 3,940.25
4. Step 4: Simplify right side
   12,263.00x = 72,485,190.30
5. Step 5: Solve for x
   x = 72,485,190.30/12,263.00
6. Step 6: Final answer
   x = 5,910.89