Finding the Third Proportional to 727,156 and 1,207,670

Step by Step Solution

1. Step 1: Write the proportion equation
   727,156 : 1,207,670 = 1,207,670 : x
2. Step 2: Convert to fraction form
   727,156/1,207,670 = 1,207,670/x
3. Step 3: Cross multiply
   727,156x = 1,207,670 × 1,207,670
4. Step 4: Simplify right side
   727,156x = 1,458,466,828,900
5. Step 5: Solve for x
   x = 1,458,466,828,900/727,156
6. Step 6: Final answer
   x = 2,005,713.81