Finding the Fourth Proportional to 292,799.72, 404,063.82 and 158,663.72

Step by Step Solution

1. Step 1: Write the proportion equation
   292,799.72 : 404,063.82 = 158,663.72 : x
2. Step 2: Convert to fraction form
   292,799.72/404,063.82 = 158,663.72/x
3. Step 3: Cross multiply
   292,799.72x = 404,063.82 × 158,663.72
4. Step 4: Simplify right side
   292,799.72x = 64,110,268,798.61
5. Step 5: Solve for x
   x = 64,110,268,798.61/292,799.72
6. Step 6: Final answer
   x = 218,956.05