Finding the Fourth Proportional to 50,962.72, 70,326.15 and 28,303.15

Step by Step Solution

1. Step 1: Write the proportion equation
   50,962.72 : 70,326.15 = 28,303.15 : x
2. Step 2: Convert to fraction form
   50,962.72/70,326.15 = 28,303.15/x
3. Step 3: Cross multiply
   50,962.72x = 70,326.15 × 28,303.15
4. Step 4: Simplify right side
   50,962.72x = 1,990,451,572.37
5. Step 5: Solve for x
   x = 1,990,451,572.37/50,962.72
6. Step 6: Final answer
   x = 39,057.01