Finding the Third Proportional to 153,802 and 329,473.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,802 : 329,473.50 = 329,473.50 : x
2. Step 2: Convert to fraction form
   153,802/329,473.50 = 329,473.50/x
3. Step 3: Cross multiply
   153,802x = 329,473.50 × 329,473.50
4. Step 4: Simplify right side
   153,802x = 108,552,787,202.25
5. Step 5: Solve for x
   x = 108,552,787,202.25/153,802
6. Step 6: Final answer
   x = 705,795.68