Finding the Fourth Proportional to 9,152.84, 13,730.88 and 3,317.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.84 : 13,730.88 = 3,317.60 : x
2. Step 2: Convert to fraction form
   9,152.84/13,730.88 = 3,317.60/x
3. Step 3: Cross multiply
   9,152.84x = 13,730.88 × 3,317.60
4. Step 4: Simplify right side
   9,152.84x = 45,553,567.49
5. Step 5: Solve for x
   x = 45,553,567.49/9,152.84
6. Step 6: Final answer
   x = 4,976.99