Finding the Fourth Proportional to 2,603,635.75, 3,905,142.69 and 684,696.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603,635.75 : 3,905,142.69 = 684,696.49 : x
2. Step 2: Convert to fraction form
   2,603,635.75/3,905,142.69 = 684,696.49/x
3. Step 3: Cross multiply
   2,603,635.75x = 3,905,142.69 × 684,696.49
4. Step 4: Simplify right side
   2,603,635.75x = 2,673,837,503,711.92
5. Step 5: Solve for x
   x = 2,673,837,503,711.92/2,603,635.75
6. Step 6: Final answer
   x = 1,026,962.97