Finding the Third Proportional to 1,712,751 and 3,688,578

Step by Step Solution

1. Step 1: Write the proportion equation
   1,712,751 : 3,688,578 = 3,688,578 : x
2. Step 2: Convert to fraction form
   1,712,751/3,688,578 = 3,688,578/x
3. Step 3: Cross multiply
   1,712,751x = 3,688,578 × 3,688,578
4. Step 4: Simplify right side
   1,712,751x = 13,605,607,662,084
5. Step 5: Solve for x
   x = 13,605,607,662,084/1,712,751
6. Step 6: Final answer
   x = 7,943,716.08