Finding the Fourth Proportional to 7,200.63, 10,801.53 and 5,265.09

Step by Step Solution

1. Step 1: Write the proportion equation
   7,200.63 : 10,801.53 = 5,265.09 : x
2. Step 2: Convert to fraction form
   7,200.63/10,801.53 = 5,265.09/x
3. Step 3: Cross multiply
   7,200.63x = 10,801.53 × 5,265.09
4. Step 4: Simplify right side
   7,200.63x = 56,871,027.59
5. Step 5: Solve for x
   x = 56,871,027.59/7,200.63
6. Step 6: Final answer
   x = 7,898.06