Finding the Third Proportional to 305,569.69 and 483,748.31

Step by Step Solution

1. Step 1: Write the proportion equation
   305,569.69 : 483,748.31 = 483,748.31 : x
2. Step 2: Convert to fraction form
   305,569.69/483,748.31 = 483,748.31/x
3. Step 3: Cross multiply
   305,569.69x = 483,748.31 × 483,748.31
4. Step 4: Simplify right side
   305,569.69x = 234,012,429,846.60
5. Step 5: Solve for x
   x = 234,012,429,846.60/305,569.69
6. Step 6: Final answer
   x = 765,823.44