Finding the Fourth Proportional to 1,567.02, 2,162.50 and 904.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,567.02 : 2,162.50 = 904.04 : x
2. Step 2: Convert to fraction form
   1,567.02/2,162.50 = 904.04/x
3. Step 3: Cross multiply
   1,567.02x = 2,162.50 × 904.04
4. Step 4: Simplify right side
   1,567.02x = 1,954,986.50
5. Step 5: Solve for x
   x = 1,954,986.50/1,567.02
6. Step 6: Final answer
   x = 1,247.58