Finding the Fourth Proportional to 2,808.52, 3,875.52 and 1,812.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,808.52 : 3,875.52 = 1,812.04 : x
2. Step 2: Convert to fraction form
   2,808.52/3,875.52 = 1,812.04/x
3. Step 3: Cross multiply
   2,808.52x = 3,875.52 × 1,812.04
4. Step 4: Simplify right side
   2,808.52x = 7,022,597.26
5. Step 5: Solve for x
   x = 7,022,597.26/2,808.52
6. Step 6: Final answer
   x = 2,500.46