Finding the Third Proportional to 18,554,527.50 and 37,631,019

Step by Step Solution

1. Step 1: Write the proportion equation
   18,554,527.50 : 37,631,019 = 37,631,019 : x
2. Step 2: Convert to fraction form
   18,554,527.50/37,631,019 = 37,631,019/x
3. Step 3: Cross multiply
   18,554,527.50x = 37,631,019 × 37,631,019
4. Step 4: Simplify right side
   18,554,527.50x = 1,416,093,590,978,361
5. Step 5: Solve for x
   x = 1,416,093,590,978,361/18,554,527.50
6. Step 6: Final answer
   x = 76,320,649.55