Finding the Third Proportional to 3,619,406 and 5,599,148

Step by Step Solution

1. Step 1: Write the proportion equation
   3,619,406 : 5,599,148 = 5,599,148 : x
2. Step 2: Convert to fraction form
   3,619,406/5,599,148 = 5,599,148/x
3. Step 3: Cross multiply
   3,619,406x = 5,599,148 × 5,599,148
4. Step 4: Simplify right side
   3,619,406x = 31,350,458,325,904
5. Step 5: Solve for x
   x = 31,350,458,325,904/3,619,406
6. Step 6: Final answer
   x = 8,661,768.90