Finding the Fourth Proportional to 1,762.10, 2,641.05 and 1,058.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,762.10 : 2,641.05 = 1,058.30 : x
2. Step 2: Convert to fraction form
   1,762.10/2,641.05 = 1,058.30/x
3. Step 3: Cross multiply
   1,762.10x = 2,641.05 × 1,058.30
4. Step 4: Simplify right side
   1,762.10x = 2,795,010.01
5. Step 5: Solve for x
   x = 2,795,010.01/1,762.10
6. Step 6: Final answer
   x = 1,586.19