Finding the Fourth Proportional to 298,493.30, 411,916.89 and 162,525.69

Step by Step Solution

1. Step 1: Write the proportion equation
   298,493.30 : 411,916.89 = 162,525.69 : x
2. Step 2: Convert to fraction form
   298,493.30/411,916.89 = 162,525.69/x
3. Step 3: Cross multiply
   298,493.30x = 411,916.89 × 162,525.69
4. Step 4: Simplify right side
   298,493.30x = 66,947,077,379.38
5. Step 5: Solve for x
   x = 66,947,077,379.38/298,493.30
6. Step 6: Final answer
   x = 224,283.35