Finding the Fourth Proportional to 3,870.36, 5,341.50 and 2,298.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870.36 : 5,341.50 = 2,298.60 : x
2. Step 2: Convert to fraction form
   3,870.36/5,341.50 = 2,298.60/x
3. Step 3: Cross multiply
   3,870.36x = 5,341.50 × 2,298.60
4. Step 4: Simplify right side
   3,870.36x = 12,277,971.90
5. Step 5: Solve for x
   x = 12,277,971.90/3,870.36
6. Step 6: Final answer
   x = 3,172.31