Finding the Fourth Proportional to 36,070.72, 49,777.84 and 20,155.84

Step by Step Solution

1. Step 1: Write the proportion equation
   36,070.72 : 49,777.84 = 20,155.84 : x
2. Step 2: Convert to fraction form
   36,070.72/49,777.84 = 20,155.84/x
3. Step 3: Cross multiply
   36,070.72x = 49,777.84 × 20,155.84
4. Step 4: Simplify right side
   36,070.72x = 1,003,314,178.59
5. Step 5: Solve for x
   x = 1,003,314,178.59/36,070.72
6. Step 6: Final answer
   x = 27,815.20