Finding the Fourth Proportional to 9,910.76, 14,849.73 and 4,355.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,910.76 : 14,849.73 = 4,355.78 : x
2. Step 2: Convert to fraction form
   9,910.76/14,849.73 = 4,355.78/x
3. Step 3: Cross multiply
   9,910.76x = 14,849.73 × 4,355.78
4. Step 4: Simplify right side
   9,910.76x = 64,682,082.69
5. Step 5: Solve for x
   x = 64,682,082.69/9,910.76
6. Step 6: Final answer
   x = 6,526.45