Finding the Third Proportional to 1,301,607 and 2,666,646

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301,607 : 2,666,646 = 2,666,646 : x
2. Step 2: Convert to fraction form
   1,301,607/2,666,646 = 2,666,646/x
3. Step 3: Cross multiply
   1,301,607x = 2,666,646 × 2,666,646
4. Step 4: Simplify right side
   1,301,607x = 7,111,000,889,316
5. Step 5: Solve for x
   x = 7,111,000,889,316/1,301,607
6. Step 6: Final answer
   x = 5,463,247.27