Finding the Fourth Proportional to 9,616.89, 14,426.95 and 4,422.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,616.89 : 14,426.95 = 4,422.63 : x
2. Step 2: Convert to fraction form
   9,616.89/14,426.95 = 4,422.63/x
3. Step 3: Cross multiply
   9,616.89x = 14,426.95 × 4,422.63
4. Step 4: Simplify right side
   9,616.89x = 63,804,978.69
5. Step 5: Solve for x
   x = 63,804,978.69/9,616.89
6. Step 6: Final answer
   x = 6,634.68