Finding the Fourth Proportional to 16,783.40, 23,158.50 and 9,710.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,783.40 : 23,158.50 = 9,710.48 : x
2. Step 2: Convert to fraction form
   16,783.40/23,158.50 = 9,710.48/x
3. Step 3: Cross multiply
   16,783.40x = 23,158.50 × 9,710.48
4. Step 4: Simplify right side
   16,783.40x = 224,880,151.08
5. Step 5: Solve for x
   x = 224,880,151.08/16,783.40
6. Step 6: Final answer
   x = 13,398.96