Finding the Fourth Proportional to 10,219.50, 14,093.55 and 6,630.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,219.50 : 14,093.55 = 6,630.72 : x
2. Step 2: Convert to fraction form
   10,219.50/14,093.55 = 6,630.72/x
3. Step 3: Cross multiply
   10,219.50x = 14,093.55 × 6,630.72
4. Step 4: Simplify right side
   10,219.50x = 93,450,383.86
5. Step 5: Solve for x
   x = 93,450,383.86/10,219.50
6. Step 6: Final answer
   x = 9,144.32