Finding the Third Proportional to 3,782,430 and 5,674,464

Step by Step Solution

1. Step 1: Write the proportion equation
   3,782,430 : 5,674,464 = 5,674,464 : x
2. Step 2: Convert to fraction form
   3,782,430/5,674,464 = 5,674,464/x
3. Step 3: Cross multiply
   3,782,430x = 5,674,464 × 5,674,464
4. Step 4: Simplify right side
   3,782,430x = 32,199,541,687,296
5. Step 5: Solve for x
   x = 32,199,541,687,296/3,782,430
6. Step 6: Final answer
   x = 8,512,924.68