Finding the Third Proportional to 731,190 and 1,555,500

Step by Step Solution

1. Step 1: Write the proportion equation
   731,190 : 1,555,500 = 1,555,500 : x
2. Step 2: Convert to fraction form
   731,190/1,555,500 = 1,555,500/x
3. Step 3: Cross multiply
   731,190x = 1,555,500 × 1,555,500
4. Step 4: Simplify right side
   731,190x = 2,419,580,250,000
5. Step 5: Solve for x
   x = 2,419,580,250,000/731,190
6. Step 6: Final answer
   x = 3,309,099.21