Finding the Third Proportional to 1,395,324 and 2,103,210

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395,324 : 2,103,210 = 2,103,210 : x
2. Step 2: Convert to fraction form
   1,395,324/2,103,210 = 2,103,210/x
3. Step 3: Cross multiply
   1,395,324x = 2,103,210 × 2,103,210
4. Step 4: Simplify right side
   1,395,324x = 4,423,492,304,100
5. Step 5: Solve for x
   x = 4,423,492,304,100/1,395,324
6. Step 6: Final answer
   x = 3,170,225.91