Finding the Fourth Proportional to 298,404, 411,797.52 and 164,268

Step by Step Solution

1. Step 1: Write the proportion equation
   298,404 : 411,797.52 = 164,268 : x
2. Step 2: Convert to fraction form
   298,404/411,797.52 = 164,268/x
3. Step 3: Cross multiply
   298,404x = 411,797.52 × 164,268
4. Step 4: Simplify right side
   298,404x = 67,645,155,015.36
5. Step 5: Solve for x
   x = 67,645,155,015.36/298,404
6. Step 6: Final answer
   x = 226,689.84