Finding the Fourth Proportional to 9,680.88, 13,357.55 and 5,700.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,680.88 : 13,357.55 = 5,700.54 : x
2. Step 2: Convert to fraction form
   9,680.88/13,357.55 = 5,700.54/x
3. Step 3: Cross multiply
   9,680.88x = 13,357.55 × 5,700.54
4. Step 4: Simplify right side
   9,680.88x = 76,145,248.08
5. Step 5: Solve for x
   x = 76,145,248.08/9,680.88
6. Step 6: Final answer
   x = 7,865.53