Finding the Fourth Proportional to 9,680.01, 13,358.46 and 5,488.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,680.01 : 13,358.46 = 5,488.25 : x
2. Step 2: Convert to fraction form
   9,680.01/13,358.46 = 5,488.25/x
3. Step 3: Cross multiply
   9,680.01x = 13,358.46 × 5,488.25
4. Step 4: Simplify right side
   9,680.01x = 73,314,540.65
5. Step 5: Solve for x
   x = 73,314,540.65/9,680.01
6. Step 6: Final answer
   x = 7,573.81