Finding the Third Proportional to 3,669,186 and 7,782,332

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,186 : 7,782,332 = 7,782,332 : x
2. Step 2: Convert to fraction form
   3,669,186/7,782,332 = 7,782,332/x
3. Step 3: Cross multiply
   3,669,186x = 7,782,332 × 7,782,332
4. Step 4: Simplify right side
   3,669,186x = 60,564,691,358,224
5. Step 5: Solve for x
   x = 60,564,691,358,224/3,669,186
6. Step 6: Final answer
   x = 16,506,301.77