Finding the Third Proportional to 1,221,052 and 2,685,712

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,052 : 2,685,712 = 2,685,712 : x
2. Step 2: Convert to fraction form
   1,221,052/2,685,712 = 2,685,712/x
3. Step 3: Cross multiply
   1,221,052x = 2,685,712 × 2,685,712
4. Step 4: Simplify right side
   1,221,052x = 7,213,048,946,944
5. Step 5: Solve for x
   x = 7,213,048,946,944/1,221,052
6. Step 6: Final answer
   x = 5,907,241.42