Finding the Fourth Proportional to 11,446.32, 17,172.16 and 3,548.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,446.32 : 17,172.16 = 3,548.42 : x
2. Step 2: Convert to fraction form
   11,446.32/17,172.16 = 3,548.42/x
3. Step 3: Cross multiply
   11,446.32x = 17,172.16 × 3,548.42
4. Step 4: Simplify right side
   11,446.32x = 60,934,035.99
5. Step 5: Solve for x
   x = 60,934,035.99/11,446.32
6. Step 6: Final answer
   x = 5,323.46