Finding the Fourth Proportional to 23,156.72, 34,531.69 and 22,946.21

Step by Step Solution

1. Step 1: Write the proportion equation
   23,156.72 : 34,531.69 = 22,946.21 : x
2. Step 2: Convert to fraction form
   23,156.72/34,531.69 = 22,946.21/x
3. Step 3: Cross multiply
   23,156.72x = 34,531.69 × 22,946.21
4. Step 4: Simplify right side
   23,156.72x = 792,371,410.39
5. Step 5: Solve for x
   x = 792,371,410.39/23,156.72
6. Step 6: Final answer
   x = 34,217.77