Finding the Third Proportional to 1,213,056 and 2,641,392

Step by Step Solution

1. Step 1: Write the proportion equation
   1,213,056 : 2,641,392 = 2,641,392 : x
2. Step 2: Convert to fraction form
   1,213,056/2,641,392 = 2,641,392/x
3. Step 3: Cross multiply
   1,213,056x = 2,641,392 × 2,641,392
4. Step 4: Simplify right side
   1,213,056x = 6,976,951,697,664
5. Step 5: Solve for x
   x = 6,976,951,697,664/1,213,056
6. Step 6: Final answer
   x = 5,751,549.56