Finding the Fourth Proportional to 50,180.96, 69,252.78 and 28,961.59

Step by Step Solution

1. Step 1: Write the proportion equation
   50,180.96 : 69,252.78 = 28,961.59 : x
2. Step 2: Convert to fraction form
   50,180.96/69,252.78 = 28,961.59/x
3. Step 3: Cross multiply
   50,180.96x = 69,252.78 × 28,961.59
4. Step 4: Simplify right side
   50,180.96x = 2,005,670,274.46
5. Step 5: Solve for x
   x = 2,005,670,274.46/50,180.96
6. Step 6: Final answer
   x = 39,968.75