Finding the Third Proportional to 3,072,720 and 4,426,356

Step by Step Solution

1. Step 1: Write the proportion equation
   3,072,720 : 4,426,356 = 4,426,356 : x
2. Step 2: Convert to fraction form
   3,072,720/4,426,356 = 4,426,356/x
3. Step 3: Cross multiply
   3,072,720x = 4,426,356 × 4,426,356
4. Step 4: Simplify right side
   3,072,720x = 19,592,627,438,736
5. Step 5: Solve for x
   x = 19,592,627,438,736/3,072,720
6. Step 6: Final answer
   x = 6,376,313.96