Finding the Third Proportional to 684,667.69 and 1,477,591.88

Step by Step Solution

1. Step 1: Write the proportion equation
   684,667.69 : 1,477,591.88 = 1,477,591.88 : x
2. Step 2: Convert to fraction form
   684,667.69/1,477,591.88 = 1,477,591.88/x
3. Step 3: Cross multiply
   684,667.69x = 1,477,591.88 × 1,477,591.88
4. Step 4: Simplify right side
   684,667.69x = 2,183,277,749,066.02
5. Step 5: Solve for x
   x = 2,183,277,749,066.02/684,667.69
6. Step 6: Final answer
   x = 3,188,813.77