Finding the Fourth Proportional to 9,810.30, 14,709.78 and 3,234.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,810.30 : 14,709.78 = 3,234.72 : x
2. Step 2: Convert to fraction form
   9,810.30/14,709.78 = 3,234.72/x
3. Step 3: Cross multiply
   9,810.30x = 14,709.78 × 3,234.72
4. Step 4: Simplify right side
   9,810.30x = 47,582,019.56
5. Step 5: Solve for x
   x = 47,582,019.56/9,810.30
6. Step 6: Final answer
   x = 4,850.21