Finding the Fourth Proportional to 250,626.27, 375,789.27 and 79,774.17

Step by Step Solution

1. Step 1: Write the proportion equation
   250,626.27 : 375,789.27 = 79,774.17 : x
2. Step 2: Convert to fraction form
   250,626.27/375,789.27 = 79,774.17/x
3. Step 3: Cross multiply
   250,626.27x = 375,789.27 × 79,774.17
4. Step 4: Simplify right side
   250,626.27x = 29,978,277,109.16
5. Step 5: Solve for x
   x = 29,978,277,109.16/250,626.27
6. Step 6: Final answer
   x = 119,613.47