Finding the Fourth Proportional to 274,908.59, 379,373.60 and 154,050.83

Step by Step Solution

1. Step 1: Write the proportion equation
   274,908.59 : 379,373.60 = 154,050.83 : x
2. Step 2: Convert to fraction form
   274,908.59/379,373.60 = 154,050.83/x
3. Step 3: Cross multiply
   274,908.59x = 379,373.60 × 154,050.83
4. Step 4: Simplify right side
   274,908.59x = 58,442,817,189.83
5. Step 5: Solve for x
   x = 58,442,817,189.83/274,908.59
6. Step 6: Final answer
   x = 212,590.00