Finding the Third Proportional to 1,872,359 and 4,033,128

Step by Step Solution

1. Step 1: Write the proportion equation
   1,872,359 : 4,033,128 = 4,033,128 : x
2. Step 2: Convert to fraction form
   1,872,359/4,033,128 = 4,033,128/x
3. Step 3: Cross multiply
   1,872,359x = 4,033,128 × 4,033,128
4. Step 4: Simplify right side
   1,872,359x = 16,266,121,464,384
5. Step 5: Solve for x
   x = 16,266,121,464,384/1,872,359
6. Step 6: Final answer
   x = 8,687,501.42