Finding the Fourth Proportional to 36,931.58, 50,965.56 and 20,164.58

Step by Step Solution

1. Step 1: Write the proportion equation
   36,931.58 : 50,965.56 = 20,164.58 : x
2. Step 2: Convert to fraction form
   36,931.58/50,965.56 = 20,164.58/x
3. Step 3: Cross multiply
   36,931.58x = 50,965.56 × 20,164.58
4. Step 4: Simplify right side
   36,931.58x = 1,027,699,111.86
5. Step 5: Solve for x
   x = 1,027,699,111.86/36,931.58
6. Step 6: Final answer
   x = 27,827.11