Finding the Third Proportional to 1,890,824 and 4,047,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,824 : 4,047,432 = 4,047,432 : x
2. Step 2: Convert to fraction form
   1,890,824/4,047,432 = 4,047,432/x
3. Step 3: Cross multiply
   1,890,824x = 4,047,432 × 4,047,432
4. Step 4: Simplify right side
   1,890,824x = 16,381,705,794,624
5. Step 5: Solve for x
   x = 16,381,705,794,624/1,890,824
6. Step 6: Final answer
   x = 8,663,791.97