Finding the Fourth Proportional to 35,666.25, 49,219.33 and 20,558.83

Step by Step Solution

1. Step 1: Write the proportion equation
   35,666.25 : 49,219.33 = 20,558.83 : x
2. Step 2: Convert to fraction form
   35,666.25/49,219.33 = 20,558.83/x
3. Step 3: Cross multiply
   35,666.25x = 49,219.33 × 20,558.83
4. Step 4: Simplify right side
   35,666.25x = 1,011,891,543.56
5. Step 5: Solve for x
   x = 1,011,891,543.56/35,666.25
6. Step 6: Final answer
   x = 28,371.12