Finding the Third Proportional to 1,689,880 and 3,757,578

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,880 : 3,757,578 = 3,757,578 : x
2. Step 2: Convert to fraction form
   1,689,880/3,757,578 = 3,757,578/x
3. Step 3: Cross multiply
   1,689,880x = 3,757,578 × 3,757,578
4. Step 4: Simplify right side
   1,689,880x = 14,119,392,426,084
5. Step 5: Solve for x
   x = 14,119,392,426,084/1,689,880
6. Step 6: Final answer
   x = 8,355,263.35