Finding the Third Proportional to 3,593,478 and 5,256,458

Step by Step Solution

1. Step 1: Write the proportion equation
   3,593,478 : 5,256,458 = 5,256,458 : x
2. Step 2: Convert to fraction form
   3,593,478/5,256,458 = 5,256,458/x
3. Step 3: Cross multiply
   3,593,478x = 5,256,458 × 5,256,458
4. Step 4: Simplify right side
   3,593,478x = 27,630,350,705,764
5. Step 5: Solve for x
   x = 27,630,350,705,764/3,593,478
6. Step 6: Final answer
   x = 7,689,027.37