Finding the Third Proportional to 1,922,173 and 4,228,045

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922,173 : 4,228,045 = 4,228,045 : x
2. Step 2: Convert to fraction form
   1,922,173/4,228,045 = 4,228,045/x
3. Step 3: Cross multiply
   1,922,173x = 4,228,045 × 4,228,045
4. Step 4: Simplify right side
   1,922,173x = 17,876,364,522,025
5. Step 5: Solve for x
   x = 17,876,364,522,025/1,922,173
6. Step 6: Final answer
   x = 9,300,080.96