Finding the Fourth Proportional to 50,112.52, 69,167.70 and 28,904.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,112.52 : 69,167.70 = 28,904.52 : x
2. Step 2: Convert to fraction form
   50,112.52/69,167.70 = 28,904.52/x
3. Step 3: Cross multiply
   50,112.52x = 69,167.70 × 28,904.52
4. Step 4: Simplify right side
   50,112.52x = 1,999,259,168.00
5. Step 5: Solve for x
   x = 1,999,259,168.00/50,112.52
6. Step 6: Final answer
   x = 39,895.40