Finding the Fourth Proportional to 9,803.61, 13,528.92 and 5,327.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,803.61 : 13,528.92 = 5,327.34 : x
2. Step 2: Convert to fraction form
   9,803.61/13,528.92 = 5,327.34/x
3. Step 3: Cross multiply
   9,803.61x = 13,528.92 × 5,327.34
4. Step 4: Simplify right side
   9,803.61x = 72,073,156.67
5. Step 5: Solve for x
   x = 72,073,156.67/9,803.61
6. Step 6: Final answer
   x = 7,351.70