Finding the Third Proportional to 2,164,745 and 4,672,711

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,745 : 4,672,711 = 4,672,711 : x
2. Step 2: Convert to fraction form
   2,164,745/4,672,711 = 4,672,711/x
3. Step 3: Cross multiply
   2,164,745x = 4,672,711 × 4,672,711
4. Step 4: Simplify right side
   2,164,745x = 21,834,228,089,521
5. Step 5: Solve for x
   x = 21,834,228,089,521/2,164,745
6. Step 6: Final answer
   x = 10,086,281.80