Finding the Third Proportional to 1,317,558 and 2,876,064

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,558 : 2,876,064 = 2,876,064 : x
2. Step 2: Convert to fraction form
   1,317,558/2,876,064 = 2,876,064/x
3. Step 3: Cross multiply
   1,317,558x = 2,876,064 × 2,876,064
4. Step 4: Simplify right side
   1,317,558x = 8,271,744,132,096
5. Step 5: Solve for x
   x = 8,271,744,132,096/1,317,558
6. Step 6: Final answer
   x = 6,278,087.29