Finding the Fourth Proportional to 298,601, 412,069.39 and 164,465

Step by Step Solution

1. Step 1: Write the proportion equation
   298,601 : 412,069.39 = 164,465 : x
2. Step 2: Convert to fraction form
   298,601/412,069.39 = 164,465/x
3. Step 3: Cross multiply
   298,601x = 412,069.39 × 164,465
4. Step 4: Simplify right side
   298,601x = 67,770,991,404.03
5. Step 5: Solve for x
   x = 67,770,991,404.03/298,601
6. Step 6: Final answer
   x = 226,961.70