Finding the Fourth Proportional to 2,495.12, 3,742.37 and 646.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495.12 : 3,742.37 = 646.10 : x
2. Step 2: Convert to fraction form
   2,495.12/3,742.37 = 646.10/x
3. Step 3: Cross multiply
   2,495.12x = 3,742.37 × 646.10
4. Step 4: Simplify right side
   2,495.12x = 2,417,923.31
5. Step 5: Solve for x
   x = 2,417,923.31/2,495.12
6. Step 6: Final answer
   x = 969.06