Finding the Fourth Proportional to 83,011.16, 113,976.62 and 80,846.12

Step by Step Solution

1. Step 1: Write the proportion equation
   83,011.16 : 113,976.62 = 80,846.12 : x
2. Step 2: Convert to fraction form
   83,011.16/113,976.62 = 80,846.12/x
3. Step 3: Cross multiply
   83,011.16x = 113,976.62 × 80,846.12
4. Step 4: Simplify right side
   83,011.16x = 9,214,567,497.71
5. Step 5: Solve for x
   x = 9,214,567,497.71/83,011.16
6. Step 6: Final answer
   x = 111,003.96