Finding the Fourth Proportional to 164,499, 227,009.37 and 89,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   164,499 : 227,009.37 = 89,047.50 : x
2. Step 2: Convert to fraction form
   164,499/227,009.37 = 89,047.50/x
3. Step 3: Cross multiply
   164,499x = 227,009.37 × 89,047.50
4. Step 4: Simplify right side
   164,499x = 20,214,616,875.08
5. Step 5: Solve for x
   x = 20,214,616,875.08/164,499
6. Step 6: Final answer
   x = 122,885.96