Finding the Third Proportional to 1,207,530 and 2,584,143

Step by Step Solution

1. Step 1: Write the proportion equation
   1,207,530 : 2,584,143 = 2,584,143 : x
2. Step 2: Convert to fraction form
   1,207,530/2,584,143 = 2,584,143/x
3. Step 3: Cross multiply
   1,207,530x = 2,584,143 × 2,584,143
4. Step 4: Simplify right side
   1,207,530x = 6,677,795,044,449
5. Step 5: Solve for x
   x = 6,677,795,044,449/1,207,530
6. Step 6: Final answer
   x = 5,530,127.65