Finding the Fourth Proportional to 3,851.90, 5,314.20 and 2,526.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,851.90 : 5,314.20 = 2,526.34 : x
2. Step 2: Convert to fraction form
   3,851.90/5,314.20 = 2,526.34/x
3. Step 3: Cross multiply
   3,851.90x = 5,314.20 × 2,526.34
4. Step 4: Simplify right side
   3,851.90x = 13,425,476.03
5. Step 5: Solve for x
   x = 13,425,476.03/3,851.90
6. Step 6: Final answer
   x = 3,485.42