Finding the Third Proportional to 11,541,559.50 and 18,011,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,541,559.50 : 18,011,086.50 = 18,011,086.50 : x
2. Step 2: Convert to fraction form
   11,541,559.50/18,011,086.50 = 18,011,086.50/x
3. Step 3: Cross multiply
   11,541,559.50x = 18,011,086.50 × 18,011,086.50
4. Step 4: Simplify right side
   11,541,559.50x = 324,399,236,910,482.25
5. Step 5: Solve for x
   x = 324,399,236,910,482.25/11,541,559.50
6. Step 6: Final answer
   x = 28,107,054.07