Finding the Third Proportional to 1,670,814 and 2,690,253

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670,814 : 2,690,253 = 2,690,253 : x
2. Step 2: Convert to fraction form
   1,670,814/2,690,253 = 2,690,253/x
3. Step 3: Cross multiply
   1,670,814x = 2,690,253 × 2,690,253
4. Step 4: Simplify right side
   1,670,814x = 7,237,461,204,009
5. Step 5: Solve for x
   x = 7,237,461,204,009/1,670,814
6. Step 6: Final answer
   x = 4,331,697.73