Finding the Fourth Proportional to 166,429.98, 229,673.38 and 89,948.84

Step by Step Solution

1. Step 1: Write the proportion equation
   166,429.98 : 229,673.38 = 89,948.84 : x
2. Step 2: Convert to fraction form
   166,429.98/229,673.38 = 89,948.84/x
3. Step 3: Cross multiply
   166,429.98x = 229,673.38 × 89,948.84
4. Step 4: Simplify right side
   166,429.98x = 20,658,854,109.88
5. Step 5: Solve for x
   x = 20,658,854,109.88/166,429.98
6. Step 6: Final answer
   x = 124,129.40