Finding the Third Proportional to 1,210,401 and 1,696,348

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210,401 : 1,696,348 = 1,696,348 : x
2. Step 2: Convert to fraction form
   1,210,401/1,696,348 = 1,696,348/x
3. Step 3: Cross multiply
   1,210,401x = 1,696,348 × 1,696,348
4. Step 4: Simplify right side
   1,210,401x = 2,877,596,537,104
5. Step 5: Solve for x
   x = 2,877,596,537,104/1,210,401
6. Step 6: Final answer
   x = 2,377,391.08