Finding the Third Proportional to 176,535 and 386,080.50

Step by Step Solution

1. Step 1: Write the proportion equation
   176,535 : 386,080.50 = 386,080.50 : x
2. Step 2: Convert to fraction form
   176,535/386,080.50 = 386,080.50/x
3. Step 3: Cross multiply
   176,535x = 386,080.50 × 386,080.50
4. Step 4: Simplify right side
   176,535x = 149,058,152,480.25
5. Step 5: Solve for x
   x = 149,058,152,480.25/176,535
6. Step 6: Final answer
   x = 844,354.67