Finding the Third Proportional to 1,890,448 and 4,148,352

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,448 : 4,148,352 = 4,148,352 : x
2. Step 2: Convert to fraction form
   1,890,448/4,148,352 = 4,148,352/x
3. Step 3: Cross multiply
   1,890,448x = 4,148,352 × 4,148,352
4. Step 4: Simplify right side
   1,890,448x = 17,208,824,315,904
5. Step 5: Solve for x
   x = 17,208,824,315,904/1,890,448
6. Step 6: Final answer
   x = 9,103,040.29