Finding the Fourth Proportional to 50,782.96, 70,080.30 and 28,426.96

Step by Step Solution

1. Step 1: Write the proportion equation
   50,782.96 : 70,080.30 = 28,426.96 : x
2. Step 2: Convert to fraction form
   50,782.96/70,080.30 = 28,426.96/x
3. Step 3: Cross multiply
   50,782.96x = 70,080.30 × 28,426.96
4. Step 4: Simplify right side
   50,782.96x = 1,992,169,884.89
5. Step 5: Solve for x
   x = 1,992,169,884.89/50,782.96
6. Step 6: Final answer
   x = 39,229.10