Finding the Third Proportional to 921,666 and 1,907,274

Step by Step Solution

1. Step 1: Write the proportion equation
   921,666 : 1,907,274 = 1,907,274 : x
2. Step 2: Convert to fraction form
   921,666/1,907,274 = 1,907,274/x
3. Step 3: Cross multiply
   921,666x = 1,907,274 × 1,907,274
4. Step 4: Simplify right side
   921,666x = 3,637,694,111,076
5. Step 5: Solve for x
   x = 3,637,694,111,076/921,666
6. Step 6: Final answer
   x = 3,946,868.07