Finding the Fourth Proportional to 50,038.36, 69,070.30 and 28,826.08

Step by Step Solution

1. Step 1: Write the proportion equation
   50,038.36 : 69,070.30 = 28,826.08 : x
2. Step 2: Convert to fraction form
   50,038.36/69,070.30 = 28,826.08/x
3. Step 3: Cross multiply
   50,038.36x = 69,070.30 × 28,826.08
4. Step 4: Simplify right side
   50,038.36x = 1,991,025,993.42
5. Step 5: Solve for x
   x = 1,991,025,993.42/50,038.36
6. Step 6: Final answer
   x = 39,789.99