Finding the Fourth Proportional to 83,928.24, 126,016.44 and 56,022.16

Step by Step Solution

1. Step 1: Write the proportion equation
   83,928.24 : 126,016.44 = 56,022.16 : x
2. Step 2: Convert to fraction form
   83,928.24/126,016.44 = 56,022.16/x
3. Step 3: Cross multiply
   83,928.24x = 126,016.44 × 56,022.16
4. Step 4: Simplify right side
   83,928.24x = 7,059,713,164.31
5. Step 5: Solve for x
   x = 7,059,713,164.31/83,928.24
6. Step 6: Final answer
   x = 84,116.06