Finding the Fourth Proportional to 110,688.85, 166,081.89 and 58,086.04

Step by Step Solution

1. Step 1: Write the proportion equation
   110,688.85 : 166,081.89 = 58,086.04 : x
2. Step 2: Convert to fraction form
   110,688.85/166,081.89 = 58,086.04/x
3. Step 3: Cross multiply
   110,688.85x = 166,081.89 × 58,086.04
4. Step 4: Simplify right side
   110,688.85x = 9,647,039,305.82
5. Step 5: Solve for x
   x = 9,647,039,305.82/110,688.85
6. Step 6: Final answer
   x = 87,154.57