Finding the Fourth Proportional to 23,077.84, 31,847.43 and 12,467.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,077.84 : 31,847.43 = 12,467.47 : x
2. Step 2: Convert to fraction form
   23,077.84/31,847.43 = 12,467.47/x
3. Step 3: Cross multiply
   23,077.84x = 31,847.43 × 12,467.47
4. Step 4: Simplify right side
   23,077.84x = 397,056,878.10
5. Step 5: Solve for x
   x = 397,056,878.10/23,077.84
6. Step 6: Final answer
   x = 17,205.11