Finding the Third Proportional to 611,915 and 1,325,527

Step by Step Solution

1. Step 1: Write the proportion equation
   611,915 : 1,325,527 = 1,325,527 : x
2. Step 2: Convert to fraction form
   611,915/1,325,527 = 1,325,527/x
3. Step 3: Cross multiply
   611,915x = 1,325,527 × 1,325,527
4. Step 4: Simplify right side
   611,915x = 1,757,021,827,729
5. Step 5: Solve for x
   x = 1,757,021,827,729/611,915
6. Step 6: Final answer
   x = 2,871,349.50