Finding the Third Proportional to 1,335,972 and 2,911,716

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335,972 : 2,911,716 = 2,911,716 : x
2. Step 2: Convert to fraction form
   1,335,972/2,911,716 = 2,911,716/x
3. Step 3: Cross multiply
   1,335,972x = 2,911,716 × 2,911,716
4. Step 4: Simplify right side
   1,335,972x = 8,478,090,064,656
5. Step 5: Solve for x
   x = 8,478,090,064,656/1,335,972
6. Step 6: Final answer
   x = 6,346,008.80