Finding the Third Proportional to 1,566,721 and 2,113,876

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566,721 : 2,113,876 = 2,113,876 : x
2. Step 2: Convert to fraction form
   1,566,721/2,113,876 = 2,113,876/x
3. Step 3: Cross multiply
   1,566,721x = 2,113,876 × 2,113,876
4. Step 4: Simplify right side
   1,566,721x = 4,468,471,743,376
5. Step 5: Solve for x
   x = 4,468,471,743,376/1,566,721
6. Step 6: Final answer
   x = 2,852,117.09