Finding the Fourth Proportional to 36,715.79, 50,667.64 and 21,608.34

Step by Step Solution

1. Step 1: Write the proportion equation
   36,715.79 : 50,667.64 = 21,608.34 : x
2. Step 2: Convert to fraction form
   36,715.79/50,667.64 = 21,608.34/x
3. Step 3: Cross multiply
   36,715.79x = 50,667.64 × 21,608.34
4. Step 4: Simplify right side
   36,715.79x = 1,094,843,538.10
5. Step 5: Solve for x
   x = 1,094,843,538.10/36,715.79
6. Step 6: Final answer
   x = 29,819.42