Finding the Third Proportional to 1,185,434 and 1,838,307

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,434 : 1,838,307 = 1,838,307 : x
2. Step 2: Convert to fraction form
   1,185,434/1,838,307 = 1,838,307/x
3. Step 3: Cross multiply
   1,185,434x = 1,838,307 × 1,838,307
4. Step 4: Simplify right side
   1,185,434x = 3,379,372,626,249
5. Step 5: Solve for x
   x = 3,379,372,626,249/1,185,434
6. Step 6: Final answer
   x = 2,850,747.17