Finding the Third Proportional to 1,318,154 and 2,054,298

Step by Step Solution

1. Step 1: Write the proportion equation
   1,318,154 : 2,054,298 = 2,054,298 : x
2. Step 2: Convert to fraction form
   1,318,154/2,054,298 = 2,054,298/x
3. Step 3: Cross multiply
   1,318,154x = 2,054,298 × 2,054,298
4. Step 4: Simplify right side
   1,318,154x = 4,220,140,272,804
5. Step 5: Solve for x
   x = 4,220,140,272,804/1,318,154
6. Step 6: Final answer
   x = 3,201,553.29