Finding the Fourth Proportional to 36,777.62, 50,750.72 and 21,667.34

Step by Step Solution

1. Step 1: Write the proportion equation
   36,777.62 : 50,750.72 = 21,667.34 : x
2. Step 2: Convert to fraction form
   36,777.62/50,750.72 = 21,667.34/x
3. Step 3: Cross multiply
   36,777.62x = 50,750.72 × 21,667.34
4. Step 4: Simplify right side
   36,777.62x = 1,099,633,105.48
5. Step 5: Solve for x
   x = 1,099,633,105.48/36,777.62
6. Step 6: Final answer
   x = 29,899.52