Finding the Fourth Proportional to 16,847.84, 23,242.50 and 9,770.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,847.84 : 23,242.50 = 9,770.16 : x
2. Step 2: Convert to fraction form
   16,847.84/23,242.50 = 9,770.16/x
3. Step 3: Cross multiply
   16,847.84x = 23,242.50 × 9,770.16
4. Step 4: Simplify right side
   16,847.84x = 227,082,778.74
5. Step 5: Solve for x
   x = 227,082,778.74/16,847.84
6. Step 6: Final answer
   x = 13,478.45