Finding the Fourth Proportional to 275,086.72, 379,620.70 and 160,444.52

Step by Step Solution

1. Step 1: Write the proportion equation
   275,086.72 : 379,620.70 = 160,444.52 : x
2. Step 2: Convert to fraction form
   275,086.72/379,620.70 = 160,444.52/x
3. Step 3: Cross multiply
   275,086.72x = 379,620.70 × 160,444.52
4. Step 4: Simplify right side
   275,086.72x = 60,908,060,993.56
5. Step 5: Solve for x
   x = 60,908,060,993.56/275,086.72
6. Step 6: Final answer
   x = 221,414.04