Finding the Fourth Proportional to 298,798.05, 412,329.32 and 162,829.10

Step by Step Solution

1. Step 1: Write the proportion equation
   298,798.05 : 412,329.32 = 162,829.10 : x
2. Step 2: Convert to fraction form
   298,798.05/412,329.32 = 162,829.10/x
3. Step 3: Cross multiply
   298,798.05x = 412,329.32 × 162,829.10
4. Step 4: Simplify right side
   298,798.05x = 67,139,212,906.50
5. Step 5: Solve for x
   x = 67,139,212,906.50/298,798.05
6. Step 6: Final answer
   x = 224,697.62