Finding the Third Proportional to 721,944 and 1,058,290

Step by Step Solution

1. Step 1: Write the proportion equation
   721,944 : 1,058,290 = 1,058,290 : x
2. Step 2: Convert to fraction form
   721,944/1,058,290 = 1,058,290/x
3. Step 3: Cross multiply
   721,944x = 1,058,290 × 1,058,290
4. Step 4: Simplify right side
   721,944x = 1,119,977,724,100
5. Step 5: Solve for x
   x = 1,119,977,724,100/721,944
6. Step 6: Final answer
   x = 1,551,336.01