Finding the Fourth Proportional to 162,715.50, 244,077.57 and 51,907.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,715.50 : 244,077.57 = 51,907.50 : x
2. Step 2: Convert to fraction form
   162,715.50/244,077.57 = 51,907.50/x
3. Step 3: Cross multiply
   162,715.50x = 244,077.57 × 51,907.50
4. Step 4: Simplify right side
   162,715.50x = 12,669,456,464.78
5. Step 5: Solve for x
   x = 12,669,456,464.78/162,715.50
6. Step 6: Final answer
   x = 77,862.63