Finding the Third Proportional to 341,316 and 734,144

Step by Step Solution

1. Step 1: Write the proportion equation
   341,316 : 734,144 = 734,144 : x
2. Step 2: Convert to fraction form
   341,316/734,144 = 734,144/x
3. Step 3: Cross multiply
   341,316x = 734,144 × 734,144
4. Step 4: Simplify right side
   341,316x = 538,967,412,736
5. Step 5: Solve for x
   x = 538,967,412,736/341,316
6. Step 6: Final answer
   x = 1,579,086.28