Finding the Third Proportional to 1,355,786 and 1,859,079

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,786 : 1,859,079 = 1,859,079 : x
2. Step 2: Convert to fraction form
   1,355,786/1,859,079 = 1,859,079/x
3. Step 3: Cross multiply
   1,355,786x = 1,859,079 × 1,859,079
4. Step 4: Simplify right side
   1,355,786x = 3,456,174,728,241
5. Step 5: Solve for x
   x = 3,456,174,728,241/1,355,786
6. Step 6: Final answer
   x = 2,549,203.73