Finding the Fourth Proportional to 164,742.50, 227,345.46 and 89,291

Step by Step Solution

1. Step 1: Write the proportion equation
   164,742.50 : 227,345.46 = 89,291 : x
2. Step 2: Convert to fraction form
   164,742.50/227,345.46 = 89,291/x
3. Step 3: Cross multiply
   164,742.50x = 227,345.46 × 89,291
4. Step 4: Simplify right side
   164,742.50x = 20,299,903,468.86
5. Step 5: Solve for x
   x = 20,299,903,468.86/164,742.50
6. Step 6: Final answer
   x = 123,222.02