Finding the Fourth Proportional to 22,967.82, 31,697.43 and 12,896.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,967.82 : 31,697.43 = 12,896.93 : x
2. Step 2: Convert to fraction form
   22,967.82/31,697.43 = 12,896.93/x
3. Step 3: Cross multiply
   22,967.82x = 31,697.43 × 12,896.93
4. Step 4: Simplify right side
   22,967.82x = 408,799,535.89
5. Step 5: Solve for x
   x = 408,799,535.89/22,967.82
6. Step 6: Final answer
   x = 17,798.80