Finding the Fourth Proportional to 16,683.78, 23,022.92 and 9,973.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,683.78 : 23,022.92 = 9,973.10 : x
2. Step 2: Convert to fraction form
   16,683.78/23,022.92 = 9,973.10/x
3. Step 3: Cross multiply
   16,683.78x = 23,022.92 × 9,973.10
4. Step 4: Simplify right side
   16,683.78x = 229,609,883.45
5. Step 5: Solve for x
   x = 229,609,883.45/16,683.78
6. Step 6: Final answer
   x = 13,762.46