Finding the Fourth Proportional to 50,699.52, 69,965.10 and 28,343.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,699.52 : 69,965.10 = 28,343.52 : x
2. Step 2: Convert to fraction form
   50,699.52/69,965.10 = 28,343.52/x
3. Step 3: Cross multiply
   50,699.52x = 69,965.10 × 28,343.52
4. Step 4: Simplify right side
   50,699.52x = 1,983,057,211.15
5. Step 5: Solve for x
   x = 1,983,057,211.15/50,699.52
6. Step 6: Final answer
   x = 39,113.92