Finding the Third Proportional to 4,276,886 and 5,653,278

Step by Step Solution

1. Step 1: Write the proportion equation
   4,276,886 : 5,653,278 = 5,653,278 : x
2. Step 2: Convert to fraction form
   4,276,886/5,653,278 = 5,653,278/x
3. Step 3: Cross multiply
   4,276,886x = 5,653,278 × 5,653,278
4. Step 4: Simplify right side
   4,276,886x = 31,959,552,145,284
5. Step 5: Solve for x
   x = 31,959,552,145,284/4,276,886
6. Step 6: Final answer
   x = 7,472,621.94