Finding the Fourth Proportional to 1,522.47, 2,282.61 and 1,230.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.47 : 2,282.61 = 1,230.33 : x
2. Step 2: Convert to fraction form
   1,522.47/2,282.61 = 1,230.33/x
3. Step 3: Cross multiply
   1,522.47x = 2,282.61 × 1,230.33
4. Step 4: Simplify right side
   1,522.47x = 2,808,363.56
5. Step 5: Solve for x
   x = 2,808,363.56/1,522.47
6. Step 6: Final answer
   x = 1,844.61