Finding the Third Proportional to 3,688,298 and 7,558,684

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688,298 : 7,558,684 = 7,558,684 : x
2. Step 2: Convert to fraction form
   3,688,298/7,558,684 = 7,558,684/x
3. Step 3: Cross multiply
   3,688,298x = 7,558,684 × 7,558,684
4. Step 4: Simplify right side
   3,688,298x = 57,133,703,811,856
5. Step 5: Solve for x
   x = 57,133,703,811,856/3,688,298
6. Step 6: Final answer
   x = 15,490,533.52