Finding the Fourth Proportional to 13,196.52, 19,786.28 and 6,627.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,196.52 : 19,786.28 = 6,627.02 : x
2. Step 2: Convert to fraction form
   13,196.52/19,786.28 = 6,627.02/x
3. Step 3: Cross multiply
   13,196.52x = 19,786.28 × 6,627.02
4. Step 4: Simplify right side
   13,196.52x = 131,123,941.22
5. Step 5: Solve for x
   x = 131,123,941.22/13,196.52
6. Step 6: Final answer
   x = 9,936.25