Finding the Fourth Proportional to 22,683.45, 31,300.78 and 12,610.26

Step by Step Solution

1. Step 1: Write the proportion equation
   22,683.45 : 31,300.78 = 12,610.26 : x
2. Step 2: Convert to fraction form
   22,683.45/31,300.78 = 12,610.26/x
3. Step 3: Cross multiply
   22,683.45x = 31,300.78 × 12,610.26
4. Step 4: Simplify right side
   22,683.45x = 394,710,974.00
5. Step 5: Solve for x
   x = 394,710,974.00/22,683.45
6. Step 6: Final answer
   x = 17,400.84