Finding the Fourth Proportional to 271,520.06, 374,715.59 and 156,803.52

Step by Step Solution

1. Step 1: Write the proportion equation
   271,520.06 : 374,715.59 = 156,803.52 : x
2. Step 2: Convert to fraction form
   271,520.06/374,715.59 = 156,803.52/x
3. Step 3: Cross multiply
   271,520.06x = 374,715.59 × 156,803.52
4. Step 4: Simplify right side
   271,520.06x = 58,756,723,510.88
5. Step 5: Solve for x
   x = 58,756,723,510.88/271,520.06
6. Step 6: Final answer
   x = 216,399.20