Finding the Fourth Proportional to 3,662.43, 5,495.19 and 1,907.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.43 : 5,495.19 = 1,907.89 : x
2. Step 2: Convert to fraction form
   3,662.43/5,495.19 = 1,907.89/x
3. Step 3: Cross multiply
   3,662.43x = 5,495.19 × 1,907.89
4. Step 4: Simplify right side
   3,662.43x = 10,484,207.89
5. Step 5: Solve for x
   x = 10,484,207.89/3,662.43
6. Step 6: Final answer
   x = 2,862.64