Finding the Fourth Proportional to 293,221.92, 404,648.72 and 159,086.88

Step by Step Solution

1. Step 1: Write the proportion equation
   293,221.92 : 404,648.72 = 159,086.88 : x
2. Step 2: Convert to fraction form
   293,221.92/404,648.72 = 159,086.88/x
3. Step 3: Cross multiply
   293,221.92x = 404,648.72 × 159,086.88
4. Step 4: Simplify right side
   293,221.92x = 64,374,302,360.79
5. Step 5: Solve for x
   x = 64,374,302,360.79/293,221.92
6. Step 6: Final answer
   x = 219,541.23