Finding the Fourth Proportional to 67,536.42, 101,305.94 and 20,789.25

Step by Step Solution

1. Step 1: Write the proportion equation
   67,536.42 : 101,305.94 = 20,789.25 : x
2. Step 2: Convert to fraction form
   67,536.42/101,305.94 = 20,789.25/x
3. Step 3: Cross multiply
   67,536.42x = 101,305.94 × 20,789.25
4. Step 4: Simplify right side
   67,536.42x = 2,106,074,409.20
5. Step 5: Solve for x
   x = 2,106,074,409.20/67,536.42
6. Step 6: Final answer
   x = 31,184.28