Finding the Third Proportional to 1,686,365 and 3,680,914

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,365 : 3,680,914 = 3,680,914 : x
2. Step 2: Convert to fraction form
   1,686,365/3,680,914 = 3,680,914/x
3. Step 3: Cross multiply
   1,686,365x = 3,680,914 × 3,680,914
4. Step 4: Simplify right side
   1,686,365x = 13,549,127,875,396
5. Step 5: Solve for x
   x = 13,549,127,875,396/1,686,365
6. Step 6: Final answer
   x = 8,034,516.77