Finding the Third Proportional to 272,043.50 and 414,084

Step by Step Solution

1. Step 1: Write the proportion equation
   272,043.50 : 414,084 = 414,084 : x
2. Step 2: Convert to fraction form
   272,043.50/414,084 = 414,084/x
3. Step 3: Cross multiply
   272,043.50x = 414,084 × 414,084
4. Step 4: Simplify right side
   272,043.50x = 171,465,559,056
5. Step 5: Solve for x
   x = 171,465,559,056/272,043.50
6. Step 6: Final answer
   x = 630,287.29