Finding the Fourth Proportional to 227,019.52, 340,739.12 and 114,778.72

Step by Step Solution

1. Step 1: Write the proportion equation
   227,019.52 : 340,739.12 = 114,778.72 : x
2. Step 2: Convert to fraction form
   227,019.52/340,739.12 = 114,778.72/x
3. Step 3: Cross multiply
   227,019.52x = 340,739.12 × 114,778.72
4. Step 4: Simplify right side
   227,019.52x = 39,109,600,047.53
5. Step 5: Solve for x
   x = 39,109,600,047.53/227,019.52
6. Step 6: Final answer
   x = 172,274.17