Finding the Third Proportional to 3,581,116 and 5,553,210

Step by Step Solution

1. Step 1: Write the proportion equation
   3,581,116 : 5,553,210 = 5,553,210 : x
2. Step 2: Convert to fraction form
   3,581,116/5,553,210 = 5,553,210/x
3. Step 3: Cross multiply
   3,581,116x = 5,553,210 × 5,553,210
4. Step 4: Simplify right side
   3,581,116x = 30,838,141,304,100
5. Step 5: Solve for x
   x = 30,838,141,304,100/3,581,116
6. Step 6: Final answer
   x = 8,611,321.53