Finding the Fourth Proportional to 51,498.52, 77,127.90 and 50,079.76

Step by Step Solution

1. Step 1: Write the proportion equation
   51,498.52 : 77,127.90 = 50,079.76 : x
2. Step 2: Convert to fraction form
   51,498.52/77,127.90 = 50,079.76/x
3. Step 3: Cross multiply
   51,498.52x = 77,127.90 × 50,079.76
4. Step 4: Simplify right side
   51,498.52x = 3,862,546,721.30
5. Step 5: Solve for x
   x = 3,862,546,721.30/51,498.52
6. Step 6: Final answer
   x = 75,003.06