Finding the Fourth Proportional to 36,609.01, 50,506.72 and 21,502.15

Step by Step Solution

1. Step 1: Write the proportion equation
   36,609.01 : 50,506.72 = 21,502.15 : x
2. Step 2: Convert to fraction form
   36,609.01/50,506.72 = 21,502.15/x
3. Step 3: Cross multiply
   36,609.01x = 50,506.72 × 21,502.15
4. Step 4: Simplify right side
   36,609.01x = 1,086,003,069.45
5. Step 5: Solve for x
   x = 1,086,003,069.45/36,609.01
6. Step 6: Final answer
   x = 29,664.91