Finding the Third Proportional to 580,653 and 1,250,290

Step by Step Solution

1. Step 1: Write the proportion equation
   580,653 : 1,250,290 = 1,250,290 : x
2. Step 2: Convert to fraction form
   580,653/1,250,290 = 1,250,290/x
3. Step 3: Cross multiply
   580,653x = 1,250,290 × 1,250,290
4. Step 4: Simplify right side
   580,653x = 1,563,225,084,100
5. Step 5: Solve for x
   x = 1,563,225,084,100/580,653
6. Step 6: Final answer
   x = 2,692,184.63