Finding the Fourth Proportional to 20,801.56, 31,201.98 and 20,063.56

Step by Step Solution

1. Step 1: Write the proportion equation
   20,801.56 : 31,201.98 = 20,063.56 : x
2. Step 2: Convert to fraction form
   20,801.56/31,201.98 = 20,063.56/x
3. Step 3: Cross multiply
   20,801.56x = 31,201.98 × 20,063.56
4. Step 4: Simplify right side
   20,801.56x = 626,022,797.85
5. Step 5: Solve for x
   x = 626,022,797.85/20,801.56
6. Step 6: Final answer
   x = 30,094.99