Finding the Fourth Proportional to 82,783.22, 114,262.82 and 50,978.78

Step by Step Solution

1. Step 1: Write the proportion equation
   82,783.22 : 114,262.82 = 50,978.78 : x
2. Step 2: Convert to fraction form
   82,783.22/114,262.82 = 50,978.78/x
3. Step 3: Cross multiply
   82,783.22x = 114,262.82 × 50,978.78
4. Step 4: Simplify right side
   82,783.22x = 5,824,979,162.96
5. Step 5: Solve for x
   x = 5,824,979,162.96/82,783.22
6. Step 6: Final answer
   x = 70,364.25