Finding the Third Proportional to 4,276,880 and 5,653,269

Step by Step Solution

1. Step 1: Write the proportion equation
   4,276,880 : 5,653,269 = 5,653,269 : x
2. Step 2: Convert to fraction form
   4,276,880/5,653,269 = 5,653,269/x
3. Step 3: Cross multiply
   4,276,880x = 5,653,269 × 5,653,269
4. Step 4: Simplify right side
   4,276,880x = 31,959,450,386,361
5. Step 5: Solve for x
   x = 31,959,450,386,361/4,276,880
6. Step 6: Final answer
   x = 7,472,608.63