Finding the Third Proportional to 582,903 and 886,450.50

Step by Step Solution

1. Step 1: Write the proportion equation
   582,903 : 886,450.50 = 886,450.50 : x
2. Step 2: Convert to fraction form
   582,903/886,450.50 = 886,450.50/x
3. Step 3: Cross multiply
   582,903x = 886,450.50 × 886,450.50
4. Step 4: Simplify right side
   582,903x = 785,794,488,950.25
5. Step 5: Solve for x
   x = 785,794,488,950.25/582,903
6. Step 6: Final answer
   x = 1,348,070.76