Finding the Fourth Proportional to 84,446.69, 116,500.19 and 48,629.12

Step by Step Solution

1. Step 1: Write the proportion equation
   84,446.69 : 116,500.19 = 48,629.12 : x
2. Step 2: Convert to fraction form
   84,446.69/116,500.19 = 48,629.12/x
3. Step 3: Cross multiply
   84,446.69x = 116,500.19 × 48,629.12
4. Step 4: Simplify right side
   84,446.69x = 5,665,300,893.89
5. Step 5: Solve for x
   x = 5,665,300,893.89/84,446.69
6. Step 6: Final answer
   x = 67,087.31