Finding the Third Proportional to 591,898 and 1,283,390

Step by Step Solution

1. Step 1: Write the proportion equation
   591,898 : 1,283,390 = 1,283,390 : x
2. Step 2: Convert to fraction form
   591,898/1,283,390 = 1,283,390/x
3. Step 3: Cross multiply
   591,898x = 1,283,390 × 1,283,390
4. Step 4: Simplify right side
   591,898x = 1,647,089,892,100
5. Step 5: Solve for x
   x = 1,647,089,892,100/591,898
6. Step 6: Final answer
   x = 2,782,725.90