Finding the Third Proportional to 3,558,737 and 5,515,068

Step by Step Solution

1. Step 1: Write the proportion equation
   3,558,737 : 5,515,068 = 5,515,068 : x
2. Step 2: Convert to fraction form
   3,558,737/5,515,068 = 5,515,068/x
3. Step 3: Cross multiply
   3,558,737x = 5,515,068 × 5,515,068
4. Step 4: Simplify right side
   3,558,737x = 30,415,975,044,624
5. Step 5: Solve for x
   x = 30,415,975,044,624/3,558,737
6. Step 6: Final answer
   x = 8,546,845.42