Finding the Fourth Proportional to 22,417.72, 30,936.66 and 12,346.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,417.72 : 30,936.66 = 12,346.52 : x
2. Step 2: Convert to fraction form
   22,417.72/30,936.66 = 12,346.52/x
3. Step 3: Cross multiply
   22,417.72x = 30,936.66 × 12,346.52
4. Step 4: Simplify right side
   22,417.72x = 381,960,091.42
5. Step 5: Solve for x
   x = 381,960,091.42/22,417.72
6. Step 6: Final answer
   x = 17,038.31