Finding the Fourth Proportional to 2,570.89, 3,861.04 and 2,354.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570.89 : 3,861.04 = 2,354.01 : x
2. Step 2: Convert to fraction form
   2,570.89/3,861.04 = 2,354.01/x
3. Step 3: Cross multiply
   2,570.89x = 3,861.04 × 2,354.01
4. Step 4: Simplify right side
   2,570.89x = 9,088,920.89
5. Step 5: Solve for x
   x = 9,088,920.89/2,570.89
6. Step 6: Final answer
   x = 3,535.32