Finding the Fourth Proportional to 50,885.01, 70,221.33 and 28,529.01

Step by Step Solution

1. Step 1: Write the proportion equation
   50,885.01 : 70,221.33 = 28,529.01 : x
2. Step 2: Convert to fraction form
   50,885.01/70,221.33 = 28,529.01/x
3. Step 3: Cross multiply
   50,885.01x = 70,221.33 × 28,529.01
4. Step 4: Simplify right side
   50,885.01x = 2,003,345,025.78
5. Step 5: Solve for x
   x = 2,003,345,025.78/50,885.01
6. Step 6: Final answer
   x = 39,370.04