Finding the Third Proportional to 1,771,316 and 2,819,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,771,316 : 2,819,880 = 2,819,880 : x
2. Step 2: Convert to fraction form
   1,771,316/2,819,880 = 2,819,880/x
3. Step 3: Cross multiply
   1,771,316x = 2,819,880 × 2,819,880
4. Step 4: Simplify right side
   1,771,316x = 7,951,723,214,400
5. Step 5: Solve for x
   x = 7,951,723,214,400/1,771,316
6. Step 6: Final answer
   x = 4,489,161.29