Finding the Third Proportional to 1,863,888 and 4,076,712

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863,888 : 4,076,712 = 4,076,712 : x
2. Step 2: Convert to fraction form
   1,863,888/4,076,712 = 4,076,712/x
3. Step 3: Cross multiply
   1,863,888x = 4,076,712 × 4,076,712
4. Step 4: Simplify right side
   1,863,888x = 16,619,580,730,944
5. Step 5: Solve for x
   x = 16,619,580,730,944/1,863,888
6. Step 6: Final answer
   x = 8,916,619.85