Finding the Third Proportional to 1,805,085 and 3,964,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805,085 : 3,964,416 = 3,964,416 : x
2. Step 2: Convert to fraction form
   1,805,085/3,964,416 = 3,964,416/x
3. Step 3: Cross multiply
   1,805,085x = 3,964,416 × 3,964,416
4. Step 4: Simplify right side
   1,805,085x = 15,716,594,221,056
5. Step 5: Solve for x
   x = 15,716,594,221,056/1,805,085
6. Step 6: Final answer
   x = 8,706,844.40