Finding the Fourth Proportional to 166,906.27, 250,359.59 and 42,247.27

Step by Step Solution

1. Step 1: Write the proportion equation
   166,906.27 : 250,359.59 = 42,247.27 : x
2. Step 2: Convert to fraction form
   166,906.27/250,359.59 = 42,247.27/x
3. Step 3: Cross multiply
   166,906.27x = 250,359.59 × 42,247.27
4. Step 4: Simplify right side
   166,906.27x = 10,577,009,195.82
5. Step 5: Solve for x
   x = 10,577,009,195.82/166,906.27
6. Step 6: Final answer
   x = 63,370.95