Finding the Third Proportional to 3,666,198 and 5,546,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,666,198 : 5,546,472.50 = 5,546,472.50 : x
2. Step 2: Convert to fraction form
   3,666,198/5,546,472.50 = 5,546,472.50/x
3. Step 3: Cross multiply
   3,666,198x = 5,546,472.50 × 5,546,472.50
4. Step 4: Simplify right side
   3,666,198x = 30,763,357,193,256.25
5. Step 5: Solve for x
   x = 30,763,357,193,256.25/3,666,198
6. Step 6: Final answer
   x = 8,391,079.04