Finding the Third Proportional to 3,646,072 and 7,948,208

Step by Step Solution

1. Step 1: Write the proportion equation
   3,646,072 : 7,948,208 = 7,948,208 : x
2. Step 2: Convert to fraction form
   3,646,072/7,948,208 = 7,948,208/x
3. Step 3: Cross multiply
   3,646,072x = 7,948,208 × 7,948,208
4. Step 4: Simplify right side
   3,646,072x = 63,174,010,411,264
5. Step 5: Solve for x
   x = 63,174,010,411,264/3,646,072
6. Step 6: Final answer
   x = 17,326,594.32