Finding the Fourth Proportional to 19,196.79, 28,783.31 and 7,496.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,196.79 : 28,783.31 = 7,496.25 : x
2. Step 2: Convert to fraction form
   19,196.79/28,783.31 = 7,496.25/x
3. Step 3: Cross multiply
   19,196.79x = 28,783.31 × 7,496.25
4. Step 4: Simplify right side
   19,196.79x = 215,766,850.11
5. Step 5: Solve for x
   x = 215,766,850.11/19,196.79
6. Step 6: Final answer
   x = 11,239.74