Finding the Third Proportional to 1,054,310 and 2,261,166

Step by Step Solution

1. Step 1: Write the proportion equation
   1,054,310 : 2,261,166 = 2,261,166 : x
2. Step 2: Convert to fraction form
   1,054,310/2,261,166 = 2,261,166/x
3. Step 3: Cross multiply
   1,054,310x = 2,261,166 × 2,261,166
4. Step 4: Simplify right side
   1,054,310x = 5,112,871,679,556
5. Step 5: Solve for x
   x = 5,112,871,679,556/1,054,310
6. Step 6: Final answer
   x = 4,849,495.57