Finding the Third Proportional to 1,091,590 and 1,659,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,091,590 : 1,659,416 = 1,659,416 : x
2. Step 2: Convert to fraction form
   1,091,590/1,659,416 = 1,659,416/x
3. Step 3: Cross multiply
   1,091,590x = 1,659,416 × 1,659,416
4. Step 4: Simplify right side
   1,091,590x = 2,753,661,461,056
5. Step 5: Solve for x
   x = 2,753,661,461,056/1,091,590
6. Step 6: Final answer
   x = 2,522,615.14