Finding the Third Proportional to 304,412.50 and 484,810

Step by Step Solution

1. Step 1: Write the proportion equation
   304,412.50 : 484,810 = 484,810 : x
2. Step 2: Convert to fraction form
   304,412.50/484,810 = 484,810/x
3. Step 3: Cross multiply
   304,412.50x = 484,810 × 484,810
4. Step 4: Simplify right side
   304,412.50x = 235,040,736,100
5. Step 5: Solve for x
   x = 235,040,736,100/304,412.50
6. Step 6: Final answer
   x = 772,112.63