Finding the Fourth Proportional to 9,464.50, 13,061.58 and 5,215.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,464.50 : 13,061.58 = 5,215.56 : x
2. Step 2: Convert to fraction form
   9,464.50/13,061.58 = 5,215.56/x
3. Step 3: Cross multiply
   9,464.50x = 13,061.58 × 5,215.56
4. Step 4: Simplify right side
   9,464.50x = 68,123,424.76
5. Step 5: Solve for x
   x = 68,123,424.76/9,464.50
6. Step 6: Final answer
   x = 7,197.78