Finding the Fourth Proportional to 271,716.53, 374,978.46 and 150,859.72

Step by Step Solution

1. Step 1: Write the proportion equation
   271,716.53 : 374,978.46 = 150,859.72 : x
2. Step 2: Convert to fraction form
   271,716.53/374,978.46 = 150,859.72/x
3. Step 3: Cross multiply
   271,716.53x = 374,978.46 × 150,859.72
4. Step 4: Simplify right side
   271,716.53x = 56,569,144,406.82
5. Step 5: Solve for x
   x = 56,569,144,406.82/271,716.53
6. Step 6: Final answer
   x = 208,191.77