Finding the Third Proportional to 3,669,052 and 7,782,128

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,052 : 7,782,128 = 7,782,128 : x
2. Step 2: Convert to fraction form
   3,669,052/7,782,128 = 7,782,128/x
3. Step 3: Cross multiply
   3,669,052x = 7,782,128 × 7,782,128
4. Step 4: Simplify right side
   3,669,052x = 60,561,516,208,384
5. Step 5: Solve for x
   x = 60,561,516,208,384/3,669,052
6. Step 6: Final answer
   x = 16,506,039.22