Finding the Third Proportional to 5,465,439 and 8,168,036

Step by Step Solution

1. Step 1: Write the proportion equation
   5,465,439 : 8,168,036 = 8,168,036 : x
2. Step 2: Convert to fraction form
   5,465,439/8,168,036 = 8,168,036/x
3. Step 3: Cross multiply
   5,465,439x = 8,168,036 × 8,168,036
4. Step 4: Simplify right side
   5,465,439x = 66,716,812,097,296
5. Step 5: Solve for x
   x = 66,716,812,097,296/5,465,439
6. Step 6: Final answer
   x = 12,207,036.27