Finding the Fourth Proportional to 32,724.05, 49,083.34 and 12,997.31

Step by Step Solution

1. Step 1: Write the proportion equation
   32,724.05 : 49,083.34 = 12,997.31 : x
2. Step 2: Convert to fraction form
   32,724.05/49,083.34 = 12,997.31/x
3. Step 3: Cross multiply
   32,724.05x = 49,083.34 × 12,997.31
4. Step 4: Simplify right side
   32,724.05x = 637,951,476.03
5. Step 5: Solve for x
   x = 637,951,476.03/32,724.05
6. Step 6: Final answer
   x = 19,494.88