Finding the Fourth Proportional to 84,155.38, 116,144.69 and 48,345.30

Step by Step Solution

1. Step 1: Write the proportion equation
   84,155.38 : 116,144.69 = 48,345.30 : x
2. Step 2: Convert to fraction form
   84,155.38/116,144.69 = 48,345.30/x
3. Step 3: Cross multiply
   84,155.38x = 116,144.69 × 48,345.30
4. Step 4: Simplify right side
   84,155.38x = 5,615,049,639.73
5. Step 5: Solve for x
   x = 5,615,049,639.73/84,155.38
6. Step 6: Final answer
   x = 66,722.41