Finding the Third Proportional to 1,863,878 and 4,076,650

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863,878 : 4,076,650 = 4,076,650 : x
2. Step 2: Convert to fraction form
   1,863,878/4,076,650 = 4,076,650/x
3. Step 3: Cross multiply
   1,863,878x = 4,076,650 × 4,076,650
4. Step 4: Simplify right side
   1,863,878x = 16,619,075,222,500
5. Step 5: Solve for x
   x = 16,619,075,222,500/1,863,878
6. Step 6: Final answer
   x = 8,916,396.47