Finding the Fourth Proportional to 22,903.96, 31,605.34 and 12,967.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,903.96 : 31,605.34 = 12,967.96 : x
2. Step 2: Convert to fraction form
   22,903.96/31,605.34 = 12,967.96/x
3. Step 3: Cross multiply
   22,903.96x = 31,605.34 × 12,967.96
4. Step 4: Simplify right side
   22,903.96x = 409,856,784.91
5. Step 5: Solve for x
   x = 409,856,784.91/22,903.96
6. Step 6: Final answer
   x = 17,894.58