Finding the Fourth Proportional to 52,221.97, 78,477.54 and 50,955.94

Step by Step Solution

1. Step 1: Write the proportion equation
   52,221.97 : 78,477.54 = 50,955.94 : x
2. Step 2: Convert to fraction form
   52,221.97/78,477.54 = 50,955.94/x
3. Step 3: Cross multiply
   52,221.97x = 78,477.54 × 50,955.94
4. Step 4: Simplify right side
   52,221.97x = 3,998,896,819.59
5. Step 5: Solve for x
   x = 3,998,896,819.59/52,221.97
6. Step 6: Final answer
   x = 76,574.99