Finding the Fourth Proportional to 166,880.52, 250,321.32 and 42,221.52

Step by Step Solution

1. Step 1: Write the proportion equation
   166,880.52 : 250,321.32 = 42,221.52 : x
2. Step 2: Convert to fraction form
   166,880.52/250,321.32 = 42,221.52/x
3. Step 3: Cross multiply
   166,880.52x = 250,321.32 × 42,221.52
4. Step 4: Simplify right side
   166,880.52x = 10,568,946,618.81
5. Step 5: Solve for x
   x = 10,568,946,618.81/166,880.52
6. Step 6: Final answer
   x = 63,332.42