Finding the Third Proportional to 3,218,052 and 4,771,390

Step by Step Solution

1. Step 1: Write the proportion equation
   3,218,052 : 4,771,390 = 4,771,390 : x
2. Step 2: Convert to fraction form
   3,218,052/4,771,390 = 4,771,390/x
3. Step 3: Cross multiply
   3,218,052x = 4,771,390 × 4,771,390
4. Step 4: Simplify right side
   3,218,052x = 22,766,162,532,100
5. Step 5: Solve for x
   x = 22,766,162,532,100/3,218,052
6. Step 6: Final answer
   x = 7,074,516.67