Finding the Fourth Proportional to 9,302.88, 13,949.28 and 3,061.44

Step by Step Solution

1. Step 1: Write the proportion equation
   9,302.88 : 13,949.28 = 3,061.44 : x
2. Step 2: Convert to fraction form
   9,302.88/13,949.28 = 3,061.44/x
3. Step 3: Cross multiply
   9,302.88x = 13,949.28 × 3,061.44
4. Step 4: Simplify right side
   9,302.88x = 42,704,883.76
5. Step 5: Solve for x
   x = 42,704,883.76/9,302.88
6. Step 6: Final answer
   x = 4,590.50