Finding the Third Proportional to 4,126,978.50 and 5,504,113.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,126,978.50 : 5,504,113.50 = 5,504,113.50 : x
2. Step 2: Convert to fraction form
   4,126,978.50/5,504,113.50 = 5,504,113.50/x
3. Step 3: Cross multiply
   4,126,978.50x = 5,504,113.50 × 5,504,113.50
4. Step 4: Simplify right side
   4,126,978.50x = 30,295,265,420,882.25
5. Step 5: Solve for x
   x = 30,295,265,420,882.25/4,126,978.50
6. Step 6: Final answer
   x = 7,340,785.86