Finding the Third Proportional to 580,908 and 1,258,308

Step by Step Solution

1. Step 1: Write the proportion equation
   580,908 : 1,258,308 = 1,258,308 : x
2. Step 2: Convert to fraction form
   580,908/1,258,308 = 1,258,308/x
3. Step 3: Cross multiply
   580,908x = 1,258,308 × 1,258,308
4. Step 4: Simplify right side
   580,908x = 1,583,339,022,864
5. Step 5: Solve for x
   x = 1,583,339,022,864/580,908
6. Step 6: Final answer
   x = 2,725,627.85