Finding the Fourth Proportional to 9,803.03, 13,528.16 and 5,326.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,803.03 : 13,528.16 = 5,326.79 : x
2. Step 2: Convert to fraction form
   9,803.03/13,528.16 = 5,326.79/x
3. Step 3: Cross multiply
   9,803.03x = 13,528.16 × 5,326.79
4. Step 4: Simplify right side
   9,803.03x = 72,061,603.09
5. Step 5: Solve for x
   x = 72,061,603.09/9,803.03
6. Step 6: Final answer
   x = 7,350.95