Finding the Third Proportional to 4,276,838 and 5,653,209

Step by Step Solution

1. Step 1: Write the proportion equation
   4,276,838 : 5,653,209 = 5,653,209 : x
2. Step 2: Convert to fraction form
   4,276,838/5,653,209 = 5,653,209/x
3. Step 3: Cross multiply
   4,276,838x = 5,653,209 × 5,653,209
4. Step 4: Simplify right side
   4,276,838x = 31,958,771,997,681
5. Step 5: Solve for x
   x = 31,958,771,997,681/4,276,838
6. Step 6: Final answer
   x = 7,472,523.39