Finding the Fourth Proportional to 868,209.69, 1,302,315.06 and 362,495.10

Step by Step Solution

1. Step 1: Write the proportion equation
   868,209.69 : 1,302,315.06 = 362,495.10 : x
2. Step 2: Convert to fraction form
   868,209.69/1,302,315.06 = 362,495.10/x
3. Step 3: Cross multiply
   868,209.69x = 1,302,315.06 × 362,495.10
4. Step 4: Simplify right side
   868,209.69x = 472,082,826,823.72
5. Step 5: Solve for x
   x = 472,082,826,823.72/868,209.69
6. Step 6: Final answer
   x = 543,742.87