Finding the Fourth Proportional to 298,443.02, 411,851.31 and 164,307.02

Step by Step Solution

1. Step 1: Write the proportion equation
   298,443.02 : 411,851.31 = 164,307.02 : x
2. Step 2: Convert to fraction form
   298,443.02/411,851.31 = 164,307.02/x
3. Step 3: Cross multiply
   298,443.02x = 411,851.31 × 164,307.02
4. Step 4: Simplify right side
   298,443.02x = 67,670,061,429.20
5. Step 5: Solve for x
   x = 67,670,061,429.20/298,443.02
6. Step 6: Final answer
   x = 226,743.66