Finding the Third Proportional to 1,286,575 and 1,892,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,575 : 1,892,440 = 1,892,440 : x
2. Step 2: Convert to fraction form
   1,286,575/1,892,440 = 1,892,440/x
3. Step 3: Cross multiply
   1,286,575x = 1,892,440 × 1,892,440
4. Step 4: Simplify right side
   1,286,575x = 3,581,329,153,600
5. Step 5: Solve for x
   x = 3,581,329,153,600/1,286,575
6. Step 6: Final answer
   x = 2,783,614.76