Finding the Third Proportional to 1,217,465 and 1,892,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,465 : 1,892,510 = 1,892,510 : x
2. Step 2: Convert to fraction form
   1,217,465/1,892,510 = 1,892,510/x
3. Step 3: Cross multiply
   1,217,465x = 1,892,510 × 1,892,510
4. Step 4: Simplify right side
   1,217,465x = 3,581,594,100,100
5. Step 5: Solve for x
   x = 3,581,594,100,100/1,217,465
6. Step 6: Final answer
   x = 2,941,845.64