Finding the Fourth Proportional to 822,180.10, 1,233,256.57 and 245,804.72

Step by Step Solution

1. Step 1: Write the proportion equation
   822,180.10 : 1,233,256.57 = 245,804.72 : x
2. Step 2: Convert to fraction form
   822,180.10/1,233,256.57 = 245,804.72/x
3. Step 3: Cross multiply
   822,180.10x = 1,233,256.57 × 245,804.72
4. Step 4: Simplify right side
   822,180.10x = 303,140,285,877.01
5. Step 5: Solve for x
   x = 303,140,285,877.01/822,180.10
6. Step 6: Final answer
   x = 368,703.02