Finding the Fourth Proportional to 9,464.01, 13,061.15 and 5,215.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,464.01 : 13,061.15 = 5,215.76 : x
2. Step 2: Convert to fraction form
   9,464.01/13,061.15 = 5,215.76/x
3. Step 3: Cross multiply
   9,464.01x = 13,061.15 × 5,215.76
4. Step 4: Simplify right side
   9,464.01x = 68,123,732.34
5. Step 5: Solve for x
   x = 68,123,732.34/9,464.01
6. Step 6: Final answer
   x = 7,198.19