Finding the Third Proportional to 991,838 and 2,141,104

Step by Step Solution

1. Step 1: Write the proportion equation
   991,838 : 2,141,104 = 2,141,104 : x
2. Step 2: Convert to fraction form
   991,838/2,141,104 = 2,141,104/x
3. Step 3: Cross multiply
   991,838x = 2,141,104 × 2,141,104
4. Step 4: Simplify right side
   991,838x = 4,584,326,338,816
5. Step 5: Solve for x
   x = 4,584,326,338,816/991,838
6. Step 6: Final answer
   x = 4,622,051.52