Finding the Fourth Proportional to 2,588.71, 3,885.04 and 1,897.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.71 : 3,885.04 = 1,897.15 : x
2. Step 2: Convert to fraction form
   2,588.71/3,885.04 = 1,897.15/x
3. Step 3: Cross multiply
   2,588.71x = 3,885.04 × 1,897.15
4. Step 4: Simplify right side
   2,588.71x = 7,370,487.32
5. Step 5: Solve for x
   x = 7,370,487.32/2,588.71
6. Step 6: Final answer
   x = 2,847.17