Finding the Fourth Proportional to 293,426, 404,932.68 and 159,290

Step by Step Solution

1. Step 1: Write the proportion equation
   293,426 : 404,932.68 = 159,290 : x
2. Step 2: Convert to fraction form
   293,426/404,932.68 = 159,290/x
3. Step 3: Cross multiply
   293,426x = 404,932.68 × 159,290
4. Step 4: Simplify right side
   293,426x = 64,501,726,597.20
5. Step 5: Solve for x
   x = 64,501,726,597.20/293,426
6. Step 6: Final answer
   x = 219,822.81