Finding the Fourth Proportional to 340,628.82, 470,072.34 and 189,725.82

Step by Step Solution

1. Step 1: Write the proportion equation
   340,628.82 : 470,072.34 = 189,725.82 : x
2. Step 2: Convert to fraction form
   340,628.82/470,072.34 = 189,725.82/x
3. Step 3: Cross multiply
   340,628.82x = 470,072.34 × 189,725.82
4. Step 4: Simplify right side
   340,628.82x = 89,184,860,165.82
5. Step 5: Solve for x
   x = 89,184,860,165.82/340,628.82
6. Step 6: Final answer
   x = 261,824.18