Finding the Fourth Proportional to 11,354.30, 17,032.04 and 3,456.21

Step by Step Solution

1. Step 1: Write the proportion equation
   11,354.30 : 17,032.04 = 3,456.21 : x
2. Step 2: Convert to fraction form
   11,354.30/17,032.04 = 3,456.21/x
3. Step 3: Cross multiply
   11,354.30x = 17,032.04 × 3,456.21
4. Step 4: Simplify right side
   11,354.30x = 58,866,315.61
5. Step 5: Solve for x
   x = 58,866,315.61/11,354.30
6. Step 6: Final answer
   x = 5,184.50