Finding the Third Proportional to 605,391 and 1,250,148

Step by Step Solution

1. Step 1: Write the proportion equation
   605,391 : 1,250,148 = 1,250,148 : x
2. Step 2: Convert to fraction form
   605,391/1,250,148 = 1,250,148/x
3. Step 3: Cross multiply
   605,391x = 1,250,148 × 1,250,148
4. Step 4: Simplify right side
   605,391x = 1,562,870,021,904
5. Step 5: Solve for x
   x = 1,562,870,021,904/605,391
6. Step 6: Final answer
   x = 2,581,587.80