Finding the Fourth Proportional to 50,648.49, 69,892.88 and 29,426.09

Step by Step Solution

1. Step 1: Write the proportion equation
   50,648.49 : 69,892.88 = 29,426.09 : x
2. Step 2: Convert to fraction form
   50,648.49/69,892.88 = 29,426.09/x
3. Step 3: Cross multiply
   50,648.49x = 69,892.88 × 29,426.09
4. Step 4: Simplify right side
   50,648.49x = 2,056,673,680.64
5. Step 5: Solve for x
   x = 2,056,673,680.64/50,648.49
6. Step 6: Final answer
   x = 40,606.81