Finding the Third Proportional to 580,628 and 1,254,672

Step by Step Solution

1. Step 1: Write the proportion equation
   580,628 : 1,254,672 = 1,254,672 : x
2. Step 2: Convert to fraction form
   580,628/1,254,672 = 1,254,672/x
3. Step 3: Cross multiply
   580,628x = 1,254,672 × 1,254,672
4. Step 4: Simplify right side
   580,628x = 1,574,201,827,584
5. Step 5: Solve for x
   x = 1,574,201,827,584/580,628
6. Step 6: Final answer
   x = 2,711,205.50