Finding the Fourth Proportional to 293,064.56, 404,429.32 and 158,928.56

Step by Step Solution

1. Step 1: Write the proportion equation
   293,064.56 : 404,429.32 = 158,928.56 : x
2. Step 2: Convert to fraction form
   293,064.56/404,429.32 = 158,928.56/x
3. Step 3: Cross multiply
   293,064.56x = 404,429.32 × 158,928.56
4. Step 4: Simplify right side
   293,064.56x = 64,275,369,449.38
5. Step 5: Solve for x
   x = 64,275,369,449.38/293,064.56
6. Step 6: Final answer
   x = 219,321.54