Finding the Third Proportional to 1,558,790 and 3,349,644

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,790 : 3,349,644 = 3,349,644 : x
2. Step 2: Convert to fraction form
   1,558,790/3,349,644 = 3,349,644/x
3. Step 3: Cross multiply
   1,558,790x = 3,349,644 × 3,349,644
4. Step 4: Simplify right side
   1,558,790x = 11,220,114,926,736
5. Step 5: Solve for x
   x = 11,220,114,926,736/1,558,790
6. Step 6: Final answer
   x = 7,197,964.40