Finding the Third Proportional to 3,576,216 and 7,757,940

Step by Step Solution

1. Step 1: Write the proportion equation
   3,576,216 : 7,757,940 = 7,757,940 : x
2. Step 2: Convert to fraction form
   3,576,216/7,757,940 = 7,757,940/x
3. Step 3: Cross multiply
   3,576,216x = 7,757,940 × 7,757,940
4. Step 4: Simplify right side
   3,576,216x = 60,185,633,043,600
5. Step 5: Solve for x
   x = 60,185,633,043,600/3,576,216
6. Step 6: Final answer
   x = 16,829,417.75