Finding the Fourth Proportional to 22,996.38, 31,734.72 and 12,926.53

Step by Step Solution

1. Step 1: Write the proportion equation
   22,996.38 : 31,734.72 = 12,926.53 : x
2. Step 2: Convert to fraction form
   22,996.38/31,734.72 = 12,926.53/x
3. Step 3: Cross multiply
   22,996.38x = 31,734.72 × 12,926.53
4. Step 4: Simplify right side
   22,996.38x = 410,219,810.12
5. Step 5: Solve for x
   x = 410,219,810.12/22,996.38
6. Step 6: Final answer
   x = 17,838.45