Finding the Fourth Proportional to 23,684.10, 32,683.52 and 12,929.17

Step by Step Solution

1. Step 1: Write the proportion equation
   23,684.10 : 32,683.52 = 12,929.17 : x
2. Step 2: Convert to fraction form
   23,684.10/32,683.52 = 12,929.17/x
3. Step 3: Cross multiply
   23,684.10x = 32,683.52 × 12,929.17
4. Step 4: Simplify right side
   23,684.10x = 422,570,725.45
5. Step 5: Solve for x
   x = 422,570,725.45/23,684.10
6. Step 6: Final answer
   x = 17,841.96