Finding the Third Proportional to 637,372 and 978,341

Step by Step Solution

1. Step 1: Write the proportion equation
   637,372 : 978,341 = 978,341 : x
2. Step 2: Convert to fraction form
   637,372/978,341 = 978,341/x
3. Step 3: Cross multiply
   637,372x = 978,341 × 978,341
4. Step 4: Simplify right side
   637,372x = 957,151,112,281
5. Step 5: Solve for x
   x = 957,151,112,281/637,372
6. Step 6: Final answer
   x = 1,501,715.03