Finding the Third Proportional to 1,092,215 and 1,709,603

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092,215 : 1,709,603 = 1,709,603 : x
2. Step 2: Convert to fraction form
   1,092,215/1,709,603 = 1,709,603/x
3. Step 3: Cross multiply
   1,092,215x = 1,709,603 × 1,709,603
4. Step 4: Simplify right side
   1,092,215x = 2,922,742,417,609
5. Step 5: Solve for x
   x = 2,922,742,417,609/1,092,215
6. Step 6: Final answer
   x = 2,675,977.18