Finding the Third Proportional to 2,091,864 and 4,515,480

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,864 : 4,515,480 = 4,515,480 : x
2. Step 2: Convert to fraction form
   2,091,864/4,515,480 = 4,515,480/x
3. Step 3: Cross multiply
   2,091,864x = 4,515,480 × 4,515,480
4. Step 4: Simplify right side
   2,091,864x = 20,389,559,630,400
5. Step 5: Solve for x
   x = 20,389,559,630,400/2,091,864
6. Step 6: Final answer
   x = 9,747,077.07