Finding the Fourth Proportional to 9,308.77, 13,964.86 and 3,069.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,308.77 : 13,964.86 = 3,069.15 : x
2. Step 2: Convert to fraction form
   9,308.77/13,964.86 = 3,069.15/x
3. Step 3: Cross multiply
   9,308.77x = 13,964.86 × 3,069.15
4. Step 4: Simplify right side
   9,308.77x = 42,860,250.07
5. Step 5: Solve for x
   x = 42,860,250.07/9,308.77
6. Step 6: Final answer
   x = 4,604.29