Finding the Third Proportional to 3,553,478 and 5,064,429

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,478 : 5,064,429 = 5,064,429 : x
2. Step 2: Convert to fraction form
   3,553,478/5,064,429 = 5,064,429/x
3. Step 3: Cross multiply
   3,553,478x = 5,064,429 × 5,064,429
4. Step 4: Simplify right side
   3,553,478x = 25,648,441,096,041
5. Step 5: Solve for x
   x = 25,648,441,096,041/3,553,478
6. Step 6: Final answer
   x = 7,217,841.53