Finding the Fourth Proportional to 2,636.84, 3,952.83 and 904.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636.84 : 3,952.83 = 904.25 : x
2. Step 2: Convert to fraction form
   2,636.84/3,952.83 = 904.25/x
3. Step 3: Cross multiply
   2,636.84x = 3,952.83 × 904.25
4. Step 4: Simplify right side
   2,636.84x = 3,574,346.53
5. Step 5: Solve for x
   x = 3,574,346.53/2,636.84
6. Step 6: Final answer
   x = 1,355.54