Finding the Third Proportional to 1,299,656 and 2,898,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,656 : 2,898,146 = 2,898,146 : x
2. Step 2: Convert to fraction form
   1,299,656/2,898,146 = 2,898,146/x
3. Step 3: Cross multiply
   1,299,656x = 2,898,146 × 2,898,146
4. Step 4: Simplify right side
   1,299,656x = 8,399,250,237,316
5. Step 5: Solve for x
   x = 8,399,250,237,316/1,299,656
6. Step 6: Final answer
   x = 6,462,671.84