Finding the Fourth Proportional to 2,136.30, 3,200.27 and 1,904.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136.30 : 3,200.27 = 1,904.10 : x
2. Step 2: Convert to fraction form
   2,136.30/3,200.27 = 1,904.10/x
3. Step 3: Cross multiply
   2,136.30x = 3,200.27 × 1,904.10
4. Step 4: Simplify right side
   2,136.30x = 6,093,624.59
5. Step 5: Solve for x
   x = 6,093,624.59/2,136.30
6. Step 6: Final answer
   x = 2,852.42