Finding the Third Proportional to 1,970,672 and 4,245,264

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,672 : 4,245,264 = 4,245,264 : x
2. Step 2: Convert to fraction form
   1,970,672/4,245,264 = 4,245,264/x
3. Step 3: Cross multiply
   1,970,672x = 4,245,264 × 4,245,264
4. Step 4: Simplify right side
   1,970,672x = 18,022,266,429,696
5. Step 5: Solve for x
   x = 18,022,266,429,696/1,970,672
6. Step 6: Final answer
   x = 9,145,239.00