Finding the Third Proportional to 151,071.75 and 329,116.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,071.75 : 329,116.50 = 329,116.50 : x
2. Step 2: Convert to fraction form
   151,071.75/329,116.50 = 329,116.50/x
3. Step 3: Cross multiply
   151,071.75x = 329,116.50 × 329,116.50
4. Step 4: Simplify right side
   151,071.75x = 108,317,670,572.25
5. Step 5: Solve for x
   x = 108,317,670,572.25/151,071.75
6. Step 6: Final answer
   x = 716,994.88