Finding the Third Proportional to 1,890,404 and 4,148,224

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,404 : 4,148,224 = 4,148,224 : x
2. Step 2: Convert to fraction form
   1,890,404/4,148,224 = 4,148,224/x
3. Step 3: Cross multiply
   1,890,404x = 4,148,224 × 4,148,224
4. Step 4: Simplify right side
   1,890,404x = 17,207,762,354,176
5. Step 5: Solve for x
   x = 17,207,762,354,176/1,890,404
6. Step 6: Final answer
   x = 9,102,690.41