Finding the Fourth Proportional to 173,835.42, 259,449.86 and 162,485.18

Step by Step Solution

1. Step 1: Write the proportion equation
   173,835.42 : 259,449.86 = 162,485.18 : x
2. Step 2: Convert to fraction form
   173,835.42/259,449.86 = 162,485.18/x
3. Step 3: Cross multiply
   173,835.42x = 259,449.86 × 162,485.18
4. Step 4: Simplify right side
   173,835.42x = 42,156,757,203.07
5. Step 5: Solve for x
   x = 42,156,757,203.07/173,835.42
6. Step 6: Final answer
   x = 242,509.59