Finding the Third Proportional to 177,445.69 and 384,400.69

Step by Step Solution

1. Step 1: Write the proportion equation
   177,445.69 : 384,400.69 = 384,400.69 : x
2. Step 2: Convert to fraction form
   177,445.69/384,400.69 = 384,400.69/x
3. Step 3: Cross multiply
   177,445.69x = 384,400.69 × 384,400.69
4. Step 4: Simplify right side
   177,445.69x = 147,763,888,550.47
5. Step 5: Solve for x
   x = 147,763,888,550.47/177,445.69
6. Step 6: Final answer
   x = 832,727.41