Finding the Third Proportional to 1,827,456 and 3,927,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,827,456 : 3,927,072 = 3,927,072 : x
2. Step 2: Convert to fraction form
   1,827,456/3,927,072 = 3,927,072/x
3. Step 3: Cross multiply
   1,827,456x = 3,927,072 × 3,927,072
4. Step 4: Simplify right side
   1,827,456x = 15,421,894,493,184
5. Step 5: Solve for x
   x = 15,421,894,493,184/1,827,456
6. Step 6: Final answer
   x = 8,438,996.34