Finding the Third Proportional to 1,011,844 and 1,353,990

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,844 : 1,353,990 = 1,353,990 : x
2. Step 2: Convert to fraction form
   1,011,844/1,353,990 = 1,353,990/x
3. Step 3: Cross multiply
   1,011,844x = 1,353,990 × 1,353,990
4. Step 4: Simplify right side
   1,011,844x = 1,833,288,920,100
5. Step 5: Solve for x
   x = 1,833,288,920,100/1,011,844
6. Step 6: Final answer
   x = 1,811,829.61