Finding the Third Proportional to 2,145,904 and 3,007,280

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,904 : 3,007,280 = 3,007,280 : x
2. Step 2: Convert to fraction form
   2,145,904/3,007,280 = 3,007,280/x
3. Step 3: Cross multiply
   2,145,904x = 3,007,280 × 3,007,280
4. Step 4: Simplify right side
   2,145,904x = 9,043,732,998,400
5. Step 5: Solve for x
   x = 9,043,732,998,400/2,145,904
6. Step 6: Final answer
   x = 4,214,416.39