Finding the Third Proportional to 915,754 and 1,400,847

Step by Step Solution

1. Step 1: Write the proportion equation
   915,754 : 1,400,847 = 1,400,847 : x
2. Step 2: Convert to fraction form
   915,754/1,400,847 = 1,400,847/x
3. Step 3: Cross multiply
   915,754x = 1,400,847 × 1,400,847
4. Step 4: Simplify right side
   915,754x = 1,962,372,317,409
5. Step 5: Solve for x
   x = 1,962,372,317,409/915,754
6. Step 6: Final answer
   x = 2,142,903.35