Finding the Fourth Proportional to 250,234.72, 375,300.24 and 92,355.28

Step by Step Solution

1. Step 1: Write the proportion equation
   250,234.72 : 375,300.24 = 92,355.28 : x
2. Step 2: Convert to fraction form
   250,234.72/375,300.24 = 92,355.28/x
3. Step 3: Cross multiply
   250,234.72x = 375,300.24 × 92,355.28
4. Step 4: Simplify right side
   250,234.72x = 34,660,958,749.27
5. Step 5: Solve for x
   x = 34,660,958,749.27/250,234.72
6. Step 6: Final answer
   x = 138,513.79