Finding the Fourth Proportional to 1,882.56, 2,820.24 and 1,058.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,882.56 : 2,820.24 = 1,058.34 : x
2. Step 2: Convert to fraction form
   1,882.56/2,820.24 = 1,058.34/x
3. Step 3: Cross multiply
   1,882.56x = 2,820.24 × 1,058.34
4. Step 4: Simplify right side
   1,882.56x = 2,984,772.80
5. Step 5: Solve for x
   x = 2,984,772.80/1,882.56
6. Step 6: Final answer
   x = 1,585.49