Finding the Third Proportional to 1,276,588 and 1,976,711

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,588 : 1,976,711 = 1,976,711 : x
2. Step 2: Convert to fraction form
   1,276,588/1,976,711 = 1,976,711/x
3. Step 3: Cross multiply
   1,276,588x = 1,976,711 × 1,976,711
4. Step 4: Simplify right side
   1,276,588x = 3,907,386,377,521
5. Step 5: Solve for x
   x = 3,907,386,377,521/1,276,588
6. Step 6: Final answer
   x = 3,060,804.56