Finding the Third Proportional to 4,342,260 and 9,440,858

Step by Step Solution

1. Step 1: Write the proportion equation
   4,342,260 : 9,440,858 = 9,440,858 : x
2. Step 2: Convert to fraction form
   4,342,260/9,440,858 = 9,440,858/x
3. Step 3: Cross multiply
   4,342,260x = 9,440,858 × 9,440,858
4. Step 4: Simplify right side
   4,342,260x = 89,129,799,776,164
5. Step 5: Solve for x
   x = 89,129,799,776,164/4,342,260
6. Step 6: Final answer
   x = 20,526,131.50