Finding the Fourth Proportional to 116,676, 161,012.88 and 63,684

Step by Step Solution

1. Step 1: Write the proportion equation
   116,676 : 161,012.88 = 63,684 : x
2. Step 2: Convert to fraction form
   116,676/161,012.88 = 63,684/x
3. Step 3: Cross multiply
   116,676x = 161,012.88 × 63,684
4. Step 4: Simplify right side
   116,676x = 10,253,944,249.92
5. Step 5: Solve for x
   x = 10,253,944,249.92/116,676
6. Step 6: Final answer
   x = 87,883.92