Finding the Third Proportional to 1,058.06 and 2,318.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058.06 : 2,318.63 = 2,318.63 : x
2. Step 2: Convert to fraction form
   1,058.06/2,318.63 = 2,318.63/x
3. Step 3: Cross multiply
   1,058.06x = 2,318.63 × 2,318.63
4. Step 4: Simplify right side
   1,058.06x = 5,376,021.89
5. Step 5: Solve for x
   x = 5,376,021.89/1,058.06
6. Step 6: Final answer
   x = 5,081.01