Finding the Fourth Proportional to 147,842.72, 204,022.95 and 80,774.72

Step by Step Solution

1. Step 1: Write the proportion equation
   147,842.72 : 204,022.95 = 80,774.72 : x
2. Step 2: Convert to fraction form
   147,842.72/204,022.95 = 80,774.72/x
3. Step 3: Cross multiply
   147,842.72x = 204,022.95 × 80,774.72
4. Step 4: Simplify right side
   147,842.72x = 16,479,896,556.25
5. Step 5: Solve for x
   x = 16,479,896,556.25/147,842.72
6. Step 6: Final answer
   x = 111,469.11