Finding the Fourth Proportional to 822,076.10, 1,233,114.15 and 261,167.30

Step by Step Solution

1. Step 1: Write the proportion equation
   822,076.10 : 1,233,114.15 = 261,167.30 : x
2. Step 2: Convert to fraction form
   822,076.10/1,233,114.15 = 261,167.30/x
3. Step 3: Cross multiply
   822,076.10x = 1,233,114.15 × 261,167.30
4. Step 4: Simplify right side
   822,076.10x = 322,049,093,147.30
5. Step 5: Solve for x
   x = 322,049,093,147.30/822,076.10
6. Step 6: Final answer
   x = 391,750.95