Finding the Fourth Proportional to 1,897.38, 2,845.50 and 1,019.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.38 : 2,845.50 = 1,019.34 : x
2. Step 2: Convert to fraction form
   1,897.38/2,845.50 = 1,019.34/x
3. Step 3: Cross multiply
   1,897.38x = 2,845.50 × 1,019.34
4. Step 4: Simplify right side
   1,897.38x = 2,900,531.97
5. Step 5: Solve for x
   x = 2,900,531.97/1,897.38
6. Step 6: Final answer
   x = 1,528.70