Finding the Fourth Proportional to 50,487.52, 69,673.08 and 28,131.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,487.52 : 69,673.08 = 28,131.52 : x
2. Step 2: Convert to fraction form
   50,487.52/69,673.08 = 28,131.52/x
3. Step 3: Cross multiply
   50,487.52x = 69,673.08 × 28,131.52
4. Step 4: Simplify right side
   50,487.52x = 1,960,009,643.48
5. Step 5: Solve for x
   x = 1,960,009,643.48/50,487.52
6. Step 6: Final answer
   x = 38,821.67