Finding the Third Proportional to 3,681,768 and 7,875,256

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681,768 : 7,875,256 = 7,875,256 : x
2. Step 2: Convert to fraction form
   3,681,768/7,875,256 = 7,875,256/x
3. Step 3: Cross multiply
   3,681,768x = 7,875,256 × 7,875,256
4. Step 4: Simplify right side
   3,681,768x = 62,019,657,065,536
5. Step 5: Solve for x
   x = 62,019,657,065,536/3,681,768
6. Step 6: Final answer
   x = 16,845,074.72