Finding the Third Proportional to 1,261,990 and 2,736,908

Step by Step Solution

1. Step 1: Write the proportion equation
   1,261,990 : 2,736,908 = 2,736,908 : x
2. Step 2: Convert to fraction form
   1,261,990/2,736,908 = 2,736,908/x
3. Step 3: Cross multiply
   1,261,990x = 2,736,908 × 2,736,908
4. Step 4: Simplify right side
   1,261,990x = 7,490,665,400,464
5. Step 5: Solve for x
   x = 7,490,665,400,464/1,261,990
6. Step 6: Final answer
   x = 5,935,598.06