Finding the Fourth Proportional to 9,803.79, 13,528.98 and 5,327.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,803.79 : 13,528.98 = 5,327.37 : x
2. Step 2: Convert to fraction form
   9,803.79/13,528.98 = 5,327.37/x
3. Step 3: Cross multiply
   9,803.79x = 13,528.98 × 5,327.37
4. Step 4: Simplify right side
   9,803.79x = 72,073,882.18
5. Step 5: Solve for x
   x = 72,073,882.18/9,803.79
6. Step 6: Final answer
   x = 7,351.63