Finding the Fourth Proportional to 293,436.47, 404,944.01 and 172,582.85

Step by Step Solution

1. Step 1: Write the proportion equation
   293,436.47 : 404,944.01 = 172,582.85 : x
2. Step 2: Convert to fraction form
   293,436.47/404,944.01 = 172,582.85/x
3. Step 3: Cross multiply
   293,436.47x = 404,944.01 × 172,582.85
4. Step 4: Simplify right side
   293,436.47x = 69,886,392,132.86
5. Step 5: Solve for x
   x = 69,886,392,132.86/293,436.47
6. Step 6: Final answer
   x = 238,165.32