Finding the Third Proportional to 4,276,890 and 5,653,284

Step by Step Solution

1. Step 1: Write the proportion equation
   4,276,890 : 5,653,284 = 5,653,284 : x
2. Step 2: Convert to fraction form
   4,276,890/5,653,284 = 5,653,284/x
3. Step 3: Cross multiply
   4,276,890x = 5,653,284 × 5,653,284
4. Step 4: Simplify right side
   4,276,890x = 31,959,619,984,656
5. Step 5: Solve for x
   x = 31,959,619,984,656/4,276,890
6. Step 6: Final answer
   x = 7,472,630.81