Finding the Fourth Proportional to 1,630.43, 2,445.33 and 1,018.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,630.43 : 2,445.33 = 1,018.07 : x
2. Step 2: Convert to fraction form
   1,630.43/2,445.33 = 1,018.07/x
3. Step 3: Cross multiply
   1,630.43x = 2,445.33 × 1,018.07
4. Step 4: Simplify right side
   1,630.43x = 2,489,504.89
5. Step 5: Solve for x
   x = 2,489,504.89/1,630.43
6. Step 6: Final answer
   x = 1,526.91