Finding the Third Proportional to 1,507,761 and 3,286,617

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507,761 : 3,286,617 = 3,286,617 : x
2. Step 2: Convert to fraction form
   1,507,761/3,286,617 = 3,286,617/x
3. Step 3: Cross multiply
   1,507,761x = 3,286,617 × 3,286,617
4. Step 4: Simplify right side
   1,507,761x = 10,801,851,304,689
5. Step 5: Solve for x
   x = 10,801,851,304,689/1,507,761
6. Step 6: Final answer
   x = 7,164,166.80