Finding the Fourth Proportional to 13,041.96, 19,563.72 and 5,250.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,041.96 : 19,563.72 = 5,250.72 : x
2. Step 2: Convert to fraction form
   13,041.96/19,563.72 = 5,250.72/x
3. Step 3: Cross multiply
   13,041.96x = 19,563.72 × 5,250.72
4. Step 4: Simplify right side
   13,041.96x = 102,723,615.88
5. Step 5: Solve for x
   x = 102,723,615.88/13,041.96
6. Step 6: Final answer
   x = 7,876.39