Finding the Fourth Proportional to 9,309.64, 13,962.82 and 3,069.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,309.64 : 13,962.82 = 3,069.52 : x
2. Step 2: Convert to fraction form
   9,309.64/13,962.82 = 3,069.52/x
3. Step 3: Cross multiply
   9,309.64x = 13,962.82 × 3,069.52
4. Step 4: Simplify right side
   9,309.64x = 42,859,155.25
5. Step 5: Solve for x
   x = 42,859,155.25/9,309.64
6. Step 6: Final answer
   x = 4,603.74