Finding the Fourth Proportional to 49,057.35, 73,586.43 and 13,997.31

Step by Step Solution

1. Step 1: Write the proportion equation
   49,057.35 : 73,586.43 = 13,997.31 : x
2. Step 2: Convert to fraction form
   49,057.35/73,586.43 = 13,997.31/x
3. Step 3: Cross multiply
   49,057.35x = 73,586.43 × 13,997.31
4. Step 4: Simplify right side
   49,057.35x = 1,030,012,072.50
5. Step 5: Solve for x
   x = 1,030,012,072.50/49,057.35
6. Step 6: Final answer
   x = 20,996.08