Finding the Fourth Proportional to 13,783.72, 19,021.56 and 7,496.08

Step by Step Solution

1. Step 1: Write the proportion equation
   13,783.72 : 19,021.56 = 7,496.08 : x
2. Step 2: Convert to fraction form
   13,783.72/19,021.56 = 7,496.08/x
3. Step 3: Cross multiply
   13,783.72x = 19,021.56 × 7,496.08
4. Step 4: Simplify right side
   13,783.72x = 142,587,135.48
5. Step 5: Solve for x
   x = 142,587,135.48/13,783.72
6. Step 6: Final answer
   x = 10,344.60