Finding the Third Proportional to 619,410 and 1,313,250

Step by Step Solution

1. Step 1: Write the proportion equation
   619,410 : 1,313,250 = 1,313,250 : x
2. Step 2: Convert to fraction form
   619,410/1,313,250 = 1,313,250/x
3. Step 3: Cross multiply
   619,410x = 1,313,250 × 1,313,250
4. Step 4: Simplify right side
   619,410x = 1,724,625,562,500
5. Step 5: Solve for x
   x = 1,724,625,562,500/619,410
6. Step 6: Final answer
   x = 2,784,303.71