Finding the Third Proportional to 1,572,458 and 3,369,286

Step by Step Solution

1. Step 1: Write the proportion equation
   1,572,458 : 3,369,286 = 3,369,286 : x
2. Step 2: Convert to fraction form
   1,572,458/3,369,286 = 3,369,286/x
3. Step 3: Cross multiply
   1,572,458x = 3,369,286 × 3,369,286
4. Step 4: Simplify right side
   1,572,458x = 11,352,088,149,796
5. Step 5: Solve for x
   x = 11,352,088,149,796/1,572,458
6. Step 6: Final answer
   x = 7,219,326.78