Finding the Fourth Proportional to 442,834.84, 664,262.52 and 158,544.82

Step by Step Solution

1. Step 1: Write the proportion equation
   442,834.84 : 664,262.52 = 158,544.82 : x
2. Step 2: Convert to fraction form
   442,834.84/664,262.52 = 158,544.82/x
3. Step 3: Cross multiply
   442,834.84x = 664,262.52 × 158,544.82
4. Step 4: Simplify right side
   442,834.84x = 105,315,381,666.15
5. Step 5: Solve for x
   x = 105,315,381,666.15/442,834.84
6. Step 6: Final answer
   x = 237,820.90