Finding the Fourth Proportional to 292,797.72, 404,061.06 and 158,661.72

Step by Step Solution

1. Step 1: Write the proportion equation
   292,797.72 : 404,061.06 = 158,661.72 : x
2. Step 2: Convert to fraction form
   292,797.72/404,061.06 = 158,661.72/x
3. Step 3: Cross multiply
   292,797.72x = 404,061.06 × 158,661.72
4. Step 4: Simplify right side
   292,797.72x = 64,109,022,764.62
5. Step 5: Solve for x
   x = 64,109,022,764.62/292,797.72
6. Step 6: Final answer
   x = 218,953.29