Finding the Fourth Proportional to 50,218.38, 69,300.72 and 28,997.16

Step by Step Solution

1. Step 1: Write the proportion equation
   50,218.38 : 69,300.72 = 28,997.16 : x
2. Step 2: Convert to fraction form
   50,218.38/69,300.72 = 28,997.16/x
3. Step 3: Cross multiply
   50,218.38x = 69,300.72 × 28,997.16
4. Step 4: Simplify right side
   50,218.38x = 2,009,524,065.96
5. Step 5: Solve for x
   x = 2,009,524,065.96/50,218.38
6. Step 6: Final answer
   x = 40,015.71