Finding the Fourth Proportional to 227,086.86, 340,700.37 and 84,946.50

Step by Step Solution

1. Step 1: Write the proportion equation
   227,086.86 : 340,700.37 = 84,946.50 : x
2. Step 2: Convert to fraction form
   227,086.86/340,700.37 = 84,946.50/x
3. Step 3: Cross multiply
   227,086.86x = 340,700.37 × 84,946.50
4. Step 4: Simplify right side
   227,086.86x = 28,941,303,121.53
5. Step 5: Solve for x
   x = 28,941,303,121.53/227,086.86
6. Step 6: Final answer
   x = 127,445.96