Finding the Third Proportional to 1,301,604 and 2,666,640

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301,604 : 2,666,640 = 2,666,640 : x
2. Step 2: Convert to fraction form
   1,301,604/2,666,640 = 2,666,640/x
3. Step 3: Cross multiply
   1,301,604x = 2,666,640 × 2,666,640
4. Step 4: Simplify right side
   1,301,604x = 7,110,968,889,600
5. Step 5: Solve for x
   x = 7,110,968,889,600/1,301,604
6. Step 6: Final answer
   x = 5,463,235.28