Finding the Third Proportional to 3,691,218 and 7,907,316

Step by Step Solution

1. Step 1: Write the proportion equation
   3,691,218 : 7,907,316 = 7,907,316 : x
2. Step 2: Convert to fraction form
   3,691,218/7,907,316 = 7,907,316/x
3. Step 3: Cross multiply
   3,691,218x = 7,907,316 × 7,907,316
4. Step 4: Simplify right side
   3,691,218x = 62,525,646,323,856
5. Step 5: Solve for x
   x = 62,525,646,323,856/3,691,218
6. Step 6: Final answer
   x = 16,939,028.34