Finding the Third Proportional to 303,384 and 471,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,384 : 471,061.50 = 471,061.50 : x
2. Step 2: Convert to fraction form
   303,384/471,061.50 = 471,061.50/x
3. Step 3: Cross multiply
   303,384x = 471,061.50 × 471,061.50
4. Step 4: Simplify right side
   303,384x = 221,898,936,782.25
5. Step 5: Solve for x
   x = 221,898,936,782.25/303,384
6. Step 6: Final answer
   x = 731,412.79