Finding the Fourth Proportional to 1,886.50, 2,828.31 and 1,019.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,886.50 : 2,828.31 = 1,019.62 : x
2. Step 2: Convert to fraction form
   1,886.50/2,828.31 = 1,019.62/x
3. Step 3: Cross multiply
   1,886.50x = 2,828.31 × 1,019.62
4. Step 4: Simplify right side
   1,886.50x = 2,883,801.44
5. Step 5: Solve for x
   x = 2,883,801.44/1,886.50
6. Step 6: Final answer
   x = 1,528.65