Finding the Fourth Proportional to 13,196.00, 19,778.19 and 9,225.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,196.00 : 19,778.19 = 9,225.59 : x
2. Step 2: Convert to fraction form
   13,196.00/19,778.19 = 9,225.59/x
3. Step 3: Cross multiply
   13,196.00x = 19,778.19 × 9,225.59
4. Step 4: Simplify right side
   13,196.00x = 182,465,372.99
5. Step 5: Solve for x
   x = 182,465,372.99/13,196.00
6. Step 6: Final answer
   x = 13,827.33