Finding the Fourth Proportional to 9,401.01, 12,969.96 and 5,624.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,401.01 : 12,969.96 = 5,624.28 : x
2. Step 2: Convert to fraction form
   9,401.01/12,969.96 = 5,624.28/x
3. Step 3: Cross multiply
   9,401.01x = 12,969.96 × 5,624.28
4. Step 4: Simplify right side
   9,401.01x = 72,946,658.51
5. Step 5: Solve for x
   x = 72,946,658.51/9,401.01
6. Step 6: Final answer
   x = 7,759.45