Finding the Fourth Proportional to 9,808.02, 13,532.06 and 5,558.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,808.02 : 13,532.06 = 5,558.42 : x
2. Step 2: Convert to fraction form
   9,808.02/13,532.06 = 5,558.42/x
3. Step 3: Cross multiply
   9,808.02x = 13,532.06 × 5,558.42
4. Step 4: Simplify right side
   9,808.02x = 75,216,920.67
5. Step 5: Solve for x
   x = 75,216,920.67/9,808.02
6. Step 6: Final answer
   x = 7,668.92