Finding the Fourth Proportional to 293,072.56, 404,440.36 and 158,936.56

Step by Step Solution

1. Step 1: Write the proportion equation
   293,072.56 : 404,440.36 = 158,936.56 : x
2. Step 2: Convert to fraction form
   293,072.56/404,440.36 = 158,936.56/x
3. Step 3: Cross multiply
   293,072.56x = 404,440.36 × 158,936.56
4. Step 4: Simplify right side
   293,072.56x = 64,280,359,543.56
5. Step 5: Solve for x
   x = 64,280,359,543.56/293,072.56
6. Step 6: Final answer
   x = 219,332.58