Finding the Fourth Proportional to 293,096.72, 404,495.16 and 164,048.20

Step by Step Solution

1. Step 1: Write the proportion equation
   293,096.72 : 404,495.16 = 164,048.20 : x
2. Step 2: Convert to fraction form
   293,096.72/404,495.16 = 164,048.20/x
3. Step 3: Cross multiply
   293,096.72x = 404,495.16 × 164,048.20
4. Step 4: Simplify right side
   293,096.72x = 66,356,702,906.71
5. Step 5: Solve for x
   x = 66,356,702,906.71/293,096.72
6. Step 6: Final answer
   x = 226,398.65