Finding the Third Proportional to 1,817,214 and 3,964,506

Step by Step Solution

1. Step 1: Write the proportion equation
   1,817,214 : 3,964,506 = 3,964,506 : x
2. Step 2: Convert to fraction form
   1,817,214/3,964,506 = 3,964,506/x
3. Step 3: Cross multiply
   1,817,214x = 3,964,506 × 3,964,506
4. Step 4: Simplify right side
   1,817,214x = 15,717,307,824,036
5. Step 5: Solve for x
   x = 15,717,307,824,036/1,817,214
6. Step 6: Final answer
   x = 8,649,123.23