Finding the Third Proportional to 1,890,336 and 4,148,112

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,336 : 4,148,112 = 4,148,112 : x
2. Step 2: Convert to fraction form
   1,890,336/4,148,112 = 4,148,112/x
3. Step 3: Cross multiply
   1,890,336x = 4,148,112 × 4,148,112
4. Step 4: Simplify right side
   1,890,336x = 17,206,833,164,544
5. Step 5: Solve for x
   x = 17,206,833,164,544/1,890,336
6. Step 6: Final answer
   x = 9,102,526.30