Finding the Fourth Proportional to 274,665.34, 379,006.84 and 153,789.82

Step by Step Solution

1. Step 1: Write the proportion equation
   274,665.34 : 379,006.84 = 153,789.82 : x
2. Step 2: Convert to fraction form
   274,665.34/379,006.84 = 153,789.82/x
3. Step 3: Cross multiply
   274,665.34x = 379,006.84 × 153,789.82
4. Step 4: Simplify right side
   274,665.34x = 58,287,393,702.37
5. Step 5: Solve for x
   x = 58,287,393,702.37/274,665.34
6. Step 6: Final answer
   x = 212,212.41