Finding the Fourth Proportional to 278,922.69, 384,914.43 and 151,597.98

Step by Step Solution

1. Step 1: Write the proportion equation
   278,922.69 : 384,914.43 = 151,597.98 : x
2. Step 2: Convert to fraction form
   278,922.69/384,914.43 = 151,597.98/x
3. Step 3: Cross multiply
   278,922.69x = 384,914.43 × 151,597.98
4. Step 4: Simplify right side
   278,922.69x = 58,352,250,060.85
5. Step 5: Solve for x
   x = 58,352,250,060.85/278,922.69
6. Step 6: Final answer
   x = 209,205.82