Finding the Third Proportional to 2,100,532 and 4,609,520

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,532 : 4,609,520 = 4,609,520 : x
2. Step 2: Convert to fraction form
   2,100,532/4,609,520 = 4,609,520/x
3. Step 3: Cross multiply
   2,100,532x = 4,609,520 × 4,609,520
4. Step 4: Simplify right side
   2,100,532x = 21,247,674,630,400
5. Step 5: Solve for x
   x = 21,247,674,630,400/2,100,532
6. Step 6: Final answer
   x = 10,115,377.74