Finding the Third Proportional to 721,996.50 and 1,122,483

Step by Step Solution

1. Step 1: Write the proportion equation
   721,996.50 : 1,122,483 = 1,122,483 : x
2. Step 2: Convert to fraction form
   721,996.50/1,122,483 = 1,122,483/x
3. Step 3: Cross multiply
   721,996.50x = 1,122,483 × 1,122,483
4. Step 4: Simplify right side
   721,996.50x = 1,259,968,085,289
5. Step 5: Solve for x
   x = 1,259,968,085,289/721,996.50
6. Step 6: Final answer
   x = 1,745,116.61