Finding the Third Proportional to 1,237,504 and 1,969,128

Step by Step Solution

1. Step 1: Write the proportion equation
   1,237,504 : 1,969,128 = 1,969,128 : x
2. Step 2: Convert to fraction form
   1,237,504/1,969,128 = 1,969,128/x
3. Step 3: Cross multiply
   1,237,504x = 1,969,128 × 1,969,128
4. Step 4: Simplify right side
   1,237,504x = 3,877,465,080,384
5. Step 5: Solve for x
   x = 3,877,465,080,384/1,237,504
6. Step 6: Final answer
   x = 3,133,294.99