Finding the Fourth Proportional to 9,912.33, 13,675.49 and 5,660.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,912.33 : 13,675.49 = 5,660.34 : x
2. Step 2: Convert to fraction form
   9,912.33/13,675.49 = 5,660.34/x
3. Step 3: Cross multiply
   9,912.33x = 13,675.49 × 5,660.34
4. Step 4: Simplify right side
   9,912.33x = 77,407,937.22
5. Step 5: Solve for x
   x = 77,407,937.22/9,912.33
6. Step 6: Final answer
   x = 7,809.26