Finding the Third Proportional to 453,061.50 and 719,768.25

Step by Step Solution

1. Step 1: Write the proportion equation
   453,061.50 : 719,768.25 = 719,768.25 : x
2. Step 2: Convert to fraction form
   453,061.50/719,768.25 = 719,768.25/x
3. Step 3: Cross multiply
   453,061.50x = 719,768.25 × 719,768.25
4. Step 4: Simplify right side
   453,061.50x = 518,066,333,708.06
5. Step 5: Solve for x
   x = 518,066,333,708.06/453,061.50
6. Step 6: Final answer
   x = 1,143,479.05