Finding the Third Proportional to 3,556,278 and 5,081,838

Step by Step Solution

1. Step 1: Write the proportion equation
   3,556,278 : 5,081,838 = 5,081,838 : x
2. Step 2: Convert to fraction form
   3,556,278/5,081,838 = 5,081,838/x
3. Step 3: Cross multiply
   3,556,278x = 5,081,838 × 5,081,838
4. Step 4: Simplify right side
   3,556,278x = 25,825,077,458,244
5. Step 5: Solve for x
   x = 25,825,077,458,244/3,556,278
6. Step 6: Final answer
   x = 7,261,827.52