Finding the Fourth Proportional to 111,065.57, 166,252.83 and 60,337.75

Step by Step Solution

1. Step 1: Write the proportion equation
   111,065.57 : 166,252.83 = 60,337.75 : x
2. Step 2: Convert to fraction form
   111,065.57/166,252.83 = 60,337.75/x
3. Step 3: Cross multiply
   111,065.57x = 166,252.83 × 60,337.75
4. Step 4: Simplify right side
   111,065.57x = 10,031,321,693.33
5. Step 5: Solve for x
   x = 10,031,321,693.33/111,065.57
6. Step 6: Final answer
   x = 90,318.91