Finding the Fourth Proportional to 271,144.74, 374,094.18 and 156,407.94

Step by Step Solution

1. Step 1: Write the proportion equation
   271,144.74 : 374,094.18 = 156,407.94 : x
2. Step 2: Convert to fraction form
   271,144.74/374,094.18 = 156,407.94/x
3. Step 3: Cross multiply
   271,144.74x = 374,094.18 × 156,407.94
4. Step 4: Simplify right side
   271,144.74x = 58,511,300,059.79
5. Step 5: Solve for x
   x = 58,511,300,059.79/271,144.74
6. Step 6: Final answer
   x = 215,793.60