Finding the Fourth Proportional to 166,105.59, 229,145.99 and 108,719.65

Step by Step Solution

1. Step 1: Write the proportion equation
   166,105.59 : 229,145.99 = 108,719.65 : x
2. Step 2: Convert to fraction form
   166,105.59/229,145.99 = 108,719.65/x
3. Step 3: Cross multiply
   166,105.59x = 229,145.99 × 108,719.65
4. Step 4: Simplify right side
   166,105.59x = 24,912,671,288.11
5. Step 5: Solve for x
   x = 24,912,671,288.11/166,105.59
6. Step 6: Final answer
   x = 149,980.93