Finding the Fourth Proportional to 2,887.43, 3,985.10 and 1,895.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,887.43 : 3,985.10 = 1,895.58 : x
2. Step 2: Convert to fraction form
   2,887.43/3,985.10 = 1,895.58/x
3. Step 3: Cross multiply
   2,887.43x = 3,985.10 × 1,895.58
4. Step 4: Simplify right side
   2,887.43x = 7,554,066.38
5. Step 5: Solve for x
   x = 7,554,066.38/2,887.43
6. Step 6: Final answer
   x = 2,616.19