Finding the Fourth Proportional to 166,252.50, 229,429.67 and 90,801

Step by Step Solution

1. Step 1: Write the proportion equation
   166,252.50 : 229,429.67 = 90,801 : x
2. Step 2: Convert to fraction form
   166,252.50/229,429.67 = 90,801/x
3. Step 3: Cross multiply
   166,252.50x = 229,429.67 × 90,801
4. Step 4: Simplify right side
   166,252.50x = 20,832,443,011.67
5. Step 5: Solve for x
   x = 20,832,443,011.67/166,252.50
6. Step 6: Final answer
   x = 125,306.04