Finding the Third Proportional to 945,916 and 1,428,696

Step by Step Solution

1. Step 1: Write the proportion equation
   945,916 : 1,428,696 = 1,428,696 : x
2. Step 2: Convert to fraction form
   945,916/1,428,696 = 1,428,696/x
3. Step 3: Cross multiply
   945,916x = 1,428,696 × 1,428,696
4. Step 4: Simplify right side
   945,916x = 2,041,172,260,416
5. Step 5: Solve for x
   x = 2,041,172,260,416/945,916
6. Step 6: Final answer
   x = 2,157,878.99