Finding the Fourth Proportional to 293,141.07, 404,638.89 and 178,367.31

Step by Step Solution

1. Step 1: Write the proportion equation
   293,141.07 : 404,638.89 = 178,367.31 : x
2. Step 2: Convert to fraction form
   293,141.07/404,638.89 = 178,367.31/x
3. Step 3: Cross multiply
   293,141.07x = 404,638.89 × 178,367.31
4. Step 4: Simplify right side
   293,141.07x = 72,174,350,330.69
5. Step 5: Solve for x
   x = 72,174,350,330.69/293,141.07
6. Step 6: Final answer
   x = 246,210.30