Finding the Third Proportional to 151,513.50 and 329,554.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,513.50 : 329,554.50 = 329,554.50 : x
2. Step 2: Convert to fraction form
   151,513.50/329,554.50 = 329,554.50/x
3. Step 3: Cross multiply
   151,513.50x = 329,554.50 × 329,554.50
4. Step 4: Simplify right side
   151,513.50x = 108,606,168,470.25
5. Step 5: Solve for x
   x = 108,606,168,470.25/151,513.50
6. Step 6: Final answer
   x = 716,808.53