Finding the Third Proportional to 1,368,276 and 2,146,410

Step by Step Solution

1. Step 1: Write the proportion equation
   1,368,276 : 2,146,410 = 2,146,410 : x
2. Step 2: Convert to fraction form
   1,368,276/2,146,410 = 2,146,410/x
3. Step 3: Cross multiply
   1,368,276x = 2,146,410 × 2,146,410
4. Step 4: Simplify right side
   1,368,276x = 4,607,075,888,100
5. Step 5: Solve for x
   x = 4,607,075,888,100/1,368,276
6. Step 6: Final answer
   x = 3,367,066.21