Finding the Third Proportional to 361,152 and 788,928

Step by Step Solution

1. Step 1: Write the proportion equation
   361,152 : 788,928 = 788,928 : x
2. Step 2: Convert to fraction form
   361,152/788,928 = 788,928/x
3. Step 3: Cross multiply
   361,152x = 788,928 × 788,928
4. Step 4: Simplify right side
   361,152x = 622,407,389,184
5. Step 5: Solve for x
   x = 622,407,389,184/361,152
6. Step 6: Final answer
   x = 1,723,394.55