Finding the Fourth Proportional to 23,071.45, 31,838.61 and 12,461.08

Step by Step Solution

1. Step 1: Write the proportion equation
   23,071.45 : 31,838.61 = 12,461.08 : x
2. Step 2: Convert to fraction form
   23,071.45/31,838.61 = 12,461.08/x
3. Step 3: Cross multiply
   23,071.45x = 31,838.61 × 12,461.08
4. Step 4: Simplify right side
   23,071.45x = 396,743,466.30
5. Step 5: Solve for x
   x = 396,743,466.30/23,071.45
6. Step 6: Final answer
   x = 17,196.30