Finding the Fourth Proportional to 119,170.59, 164,456.76 and 65,456.86

Step by Step Solution

1. Step 1: Write the proportion equation
   119,170.59 : 164,456.76 = 65,456.86 : x
2. Step 2: Convert to fraction form
   119,170.59/164,456.76 = 65,456.86/x
3. Step 3: Cross multiply
   119,170.59x = 164,456.76 × 65,456.86
4. Step 4: Simplify right side
   119,170.59x = 10,764,823,115.37
5. Step 5: Solve for x
   x = 10,764,823,115.37/119,170.59
6. Step 6: Final answer
   x = 90,331.21