Finding the Third Proportional to 1,359,180 and 2,159,298

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359,180 : 2,159,298 = 2,159,298 : x
2. Step 2: Convert to fraction form
   1,359,180/2,159,298 = 2,159,298/x
3. Step 3: Cross multiply
   1,359,180x = 2,159,298 × 2,159,298
4. Step 4: Simplify right side
   1,359,180x = 4,662,567,852,804
5. Step 5: Solve for x
   x = 4,662,567,852,804/1,359,180
6. Step 6: Final answer
   x = 3,430,427.06