Finding the Fourth Proportional to 1,625.46, 2,439.10 and 804.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,625.46 : 2,439.10 = 804.52 : x
2. Step 2: Convert to fraction form
   1,625.46/2,439.10 = 804.52/x
3. Step 3: Cross multiply
   1,625.46x = 2,439.10 × 804.52
4. Step 4: Simplify right side
   1,625.46x = 1,962,300.71
5. Step 5: Solve for x
   x = 1,962,300.71/1,625.46
6. Step 6: Final answer
   x = 1,207.23