Finding the Fourth Proportional to 116,789.91, 161,170.04 and 63,074.94

Step by Step Solution

1. Step 1: Write the proportion equation
   116,789.91 : 161,170.04 = 63,074.94 : x
2. Step 2: Convert to fraction form
   116,789.91/161,170.04 = 63,074.94/x
3. Step 3: Cross multiply
   116,789.91x = 161,170.04 × 63,074.94
4. Step 4: Simplify right side
   116,789.91x = 10,165,790,287.42
5. Step 5: Solve for x
   x = 10,165,790,287.42/116,789.91
6. Step 6: Final answer
   x = 87,043.40