Finding the Third Proportional to 712,628 and 1,484,222

Step by Step Solution

1. Step 1: Write the proportion equation
   712,628 : 1,484,222 = 1,484,222 : x
2. Step 2: Convert to fraction form
   712,628/1,484,222 = 1,484,222/x
3. Step 3: Cross multiply
   712,628x = 1,484,222 × 1,484,222
4. Step 4: Simplify right side
   712,628x = 2,202,914,945,284
5. Step 5: Solve for x
   x = 2,202,914,945,284/712,628
6. Step 6: Final answer
   x = 3,091,255.11