Finding the Fourth Proportional to 77,182.74, 106,480.83 and 50,315.82

Step by Step Solution

1. Step 1: Write the proportion equation
   77,182.74 : 106,480.83 = 50,315.82 : x
2. Step 2: Convert to fraction form
   77,182.74/106,480.83 = 50,315.82/x
3. Step 3: Cross multiply
   77,182.74x = 106,480.83 × 50,315.82
4. Step 4: Simplify right side
   77,182.74x = 5,357,670,275.73
5. Step 5: Solve for x
   x = 5,357,670,275.73/77,182.74
6. Step 6: Final answer
   x = 69,415.39