Finding the Fourth Proportional to 9,207.50, 13,816.71 and 3,663.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,207.50 : 13,816.71 = 3,663.45 : x
2. Step 2: Convert to fraction form
   9,207.50/13,816.71 = 3,663.45/x
3. Step 3: Cross multiply
   9,207.50x = 13,816.71 × 3,663.45
4. Step 4: Simplify right side
   9,207.50x = 50,616,826.25
5. Step 5: Solve for x
   x = 50,616,826.25/9,207.50
6. Step 6: Final answer
   x = 5,497.35