Finding the Third Proportional to 687,501 and 1,476,558

Step by Step Solution

1. Step 1: Write the proportion equation
   687,501 : 1,476,558 = 1,476,558 : x
2. Step 2: Convert to fraction form
   687,501/1,476,558 = 1,476,558/x
3. Step 3: Cross multiply
   687,501x = 1,476,558 × 1,476,558
4. Step 4: Simplify right side
   687,501x = 2,180,223,527,364
5. Step 5: Solve for x
   x = 2,180,223,527,364/687,501
6. Step 6: Final answer
   x = 3,171,229.61