Finding the Third Proportional to 719,456.75 and 1,039,404.75

Step by Step Solution

1. Step 1: Write the proportion equation
   719,456.75 : 1,039,404.75 = 1,039,404.75 : x
2. Step 2: Convert to fraction form
   719,456.75/1,039,404.75 = 1,039,404.75/x
3. Step 3: Cross multiply
   719,456.75x = 1,039,404.75 × 1,039,404.75
4. Step 4: Simplify right side
   719,456.75x = 1,080,362,234,322.56
5. Step 5: Solve for x
   x = 1,080,362,234,322.56/719,456.75
6. Step 6: Final answer
   x = 1,501,636.11