Finding the Fourth Proportional to 111,581.69, 167,086.80 and 61,606.31

Step by Step Solution

1. Step 1: Write the proportion equation
   111,581.69 : 167,086.80 = 61,606.31 : x
2. Step 2: Convert to fraction form
   111,581.69/167,086.80 = 61,606.31/x
3. Step 3: Cross multiply
   111,581.69x = 167,086.80 × 61,606.31
4. Step 4: Simplify right side
   111,581.69x = 10,293,600,362.27
5. Step 5: Solve for x
   x = 10,293,600,362.27/111,581.69
6. Step 6: Final answer
   x = 92,251.70