Finding the Fourth Proportional to 278,162.98, 383,867.33 and 150,838.58

Step by Step Solution

1. Step 1: Write the proportion equation
   278,162.98 : 383,867.33 = 150,838.58 : x
2. Step 2: Convert to fraction form
   278,162.98/383,867.33 = 150,838.58/x
3. Step 3: Cross multiply
   278,162.98x = 383,867.33 × 150,838.58
4. Step 4: Simplify right side
   278,162.98x = 57,902,003,171.07
5. Step 5: Solve for x
   x = 57,902,003,171.07/278,162.98
6. Step 6: Final answer
   x = 208,158.55