Finding the Fourth Proportional to 9,561.22, 13,193.84 and 5,311.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,561.22 : 13,193.84 = 5,311.94 : x
2. Step 2: Convert to fraction form
   9,561.22/13,193.84 = 5,311.94/x
3. Step 3: Cross multiply
   9,561.22x = 13,193.84 × 5,311.94
4. Step 4: Simplify right side
   9,561.22x = 70,084,886.45
5. Step 5: Solve for x
   x = 70,084,886.45/9,561.22
6. Step 6: Final answer
   x = 7,330.12