Finding the Fourth Proportional to 36,071.61, 49,777.86 and 20,156.19

Step by Step Solution

1. Step 1: Write the proportion equation
   36,071.61 : 49,777.86 = 20,156.19 : x
2. Step 2: Convert to fraction form
   36,071.61/49,777.86 = 20,156.19/x
3. Step 3: Cross multiply
   36,071.61x = 49,777.86 × 20,156.19
4. Step 4: Simplify right side
   36,071.61x = 1,003,332,003.95
5. Step 5: Solve for x
   x = 1,003,332,003.95/36,071.61
6. Step 6: Final answer
   x = 27,815.00