Finding the Third Proportional to 3,558,902 and 5,515,314

Step by Step Solution

1. Step 1: Write the proportion equation
   3,558,902 : 5,515,314 = 5,515,314 : x
2. Step 2: Convert to fraction form
   3,558,902/5,515,314 = 5,515,314/x
3. Step 3: Cross multiply
   3,558,902x = 5,515,314 × 5,515,314
4. Step 4: Simplify right side
   3,558,902x = 30,418,688,518,596
5. Step 5: Solve for x
   x = 30,418,688,518,596/3,558,902
6. Step 6: Final answer
   x = 8,547,211.62