Finding the Third Proportional to 329,386.50 and 719,010

Step by Step Solution

1. Step 1: Write the proportion equation
   329,386.50 : 719,010 = 719,010 : x
2. Step 2: Convert to fraction form
   329,386.50/719,010 = 719,010/x
3. Step 3: Cross multiply
   329,386.50x = 719,010 × 719,010
4. Step 4: Simplify right side
   329,386.50x = 516,975,380,100
5. Step 5: Solve for x
   x = 516,975,380,100/329,386.50
6. Step 6: Final answer
   x = 1,569,509.92