Finding the Third Proportional to 1,185,458 and 1,838,343

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,458 : 1,838,343 = 1,838,343 : x
2. Step 2: Convert to fraction form
   1,185,458/1,838,343 = 1,838,343/x
3. Step 3: Cross multiply
   1,185,458x = 1,838,343 × 1,838,343
4. Step 4: Simplify right side
   1,185,458x = 3,379,504,985,649
5. Step 5: Solve for x
   x = 3,379,504,985,649/1,185,458
6. Step 6: Final answer
   x = 2,850,801.11