Finding the Third Proportional to 1,863,876 and 4,076,646

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863,876 : 4,076,646 = 4,076,646 : x
2. Step 2: Convert to fraction form
   1,863,876/4,076,646 = 4,076,646/x
3. Step 3: Cross multiply
   1,863,876x = 4,076,646 × 4,076,646
4. Step 4: Simplify right side
   1,863,876x = 16,619,042,609,316
5. Step 5: Solve for x
   x = 16,619,042,609,316/1,863,876
6. Step 6: Final answer
   x = 8,916,388.54