Finding the Fourth Proportional to 10,630.89, 14,667.69 and 6,153.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,630.89 : 14,667.69 = 6,153.78 : x
2. Step 2: Convert to fraction form
   10,630.89/14,667.69 = 6,153.78/x
3. Step 3: Cross multiply
   10,630.89x = 14,667.69 × 6,153.78
4. Step 4: Simplify right side
   10,630.89x = 90,261,737.37
5. Step 5: Solve for x
   x = 90,261,737.37/10,630.89
6. Step 6: Final answer
   x = 8,490.52