Finding the Fourth Proportional to 11,477.32, 17,208.06 and 3,688.36

Step by Step Solution

1. Step 1: Write the proportion equation
   11,477.32 : 17,208.06 = 3,688.36 : x
2. Step 2: Convert to fraction form
   11,477.32/17,208.06 = 3,688.36/x
3. Step 3: Cross multiply
   11,477.32x = 17,208.06 × 3,688.36
4. Step 4: Simplify right side
   11,477.32x = 63,469,520.18
5. Step 5: Solve for x
   x = 63,469,520.18/11,477.32
6. Step 6: Final answer
   x = 5,529.99