Finding the Fourth Proportional to 56,022.58, 77,330.98 and 50,043.86

Step by Step Solution

1. Step 1: Write the proportion equation
   56,022.58 : 77,330.98 = 50,043.86 : x
2. Step 2: Convert to fraction form
   56,022.58/77,330.98 = 50,043.86/x
3. Step 3: Cross multiply
   56,022.58x = 77,330.98 × 50,043.86
4. Step 4: Simplify right side
   56,022.58x = 3,869,940,736.78
5. Step 5: Solve for x
   x = 3,869,940,736.78/56,022.58
6. Step 6: Final answer
   x = 69,078.23