Finding the Third Proportional to 1,069,864 and 1,457,173

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,864 : 1,457,173 = 1,457,173 : x
2. Step 2: Convert to fraction form
   1,069,864/1,457,173 = 1,457,173/x
3. Step 3: Cross multiply
   1,069,864x = 1,457,173 × 1,457,173
4. Step 4: Simplify right side
   1,069,864x = 2,123,353,151,929
5. Step 5: Solve for x
   x = 2,123,353,151,929/1,069,864
6. Step 6: Final answer
   x = 1,984,694.46