Finding the Fourth Proportional to 22,683.20, 31,300.43 and 12,610.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,683.20 : 31,300.43 = 12,610.01 : x
2. Step 2: Convert to fraction form
   22,683.20/31,300.43 = 12,610.01/x
3. Step 3: Cross multiply
   22,683.20x = 31,300.43 × 12,610.01
4. Step 4: Simplify right side
   22,683.20x = 394,698,515.75
5. Step 5: Solve for x
   x = 394,698,515.75/22,683.20
6. Step 6: Final answer
   x = 17,400.48