Finding the Third Proportional to 83,215.69 and 176,797.69

Step by Step Solution

1. Step 1: Write the proportion equation
   83,215.69 : 176,797.69 = 176,797.69 : x
2. Step 2: Convert to fraction form
   83,215.69/176,797.69 = 176,797.69/x
3. Step 3: Cross multiply
   83,215.69x = 176,797.69 × 176,797.69
4. Step 4: Simplify right side
   83,215.69x = 31,257,422,305.35
5. Step 5: Solve for x
   x = 31,257,422,305.35/83,215.69
6. Step 6: Final answer
   x = 375,619.35