Finding the Fourth Proportional to 9,822.50, 13,551.63 and 5,573.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,822.50 : 13,551.63 = 5,573.06 : x
2. Step 2: Convert to fraction form
   9,822.50/13,551.63 = 5,573.06/x
3. Step 3: Cross multiply
   9,822.50x = 13,551.63 × 5,573.06
4. Step 4: Simplify right side
   9,822.50x = 75,524,047.09
5. Step 5: Solve for x
   x = 75,524,047.09/9,822.50
6. Step 6: Final answer
   x = 7,688.88