Finding the Third Proportional to 93,491 and 200,118

Step by Step Solution

1. Step 1: Write the proportion equation
   93,491 : 200,118 = 200,118 : x
2. Step 2: Convert to fraction form
   93,491/200,118 = 200,118/x
3. Step 3: Cross multiply
   93,491x = 200,118 × 200,118
4. Step 4: Simplify right side
   93,491x = 40,047,213,924
5. Step 5: Solve for x
   x = 40,047,213,924/93,491
6. Step 6: Final answer
   x = 428,353.68