Finding the Third Proportional to 18,555,200 and 37,632,128

Step by Step Solution

1. Step 1: Write the proportion equation
   18,555,200 : 37,632,128 = 37,632,128 : x
2. Step 2: Convert to fraction form
   18,555,200/37,632,128 = 37,632,128/x
3. Step 3: Cross multiply
   18,555,200x = 37,632,128 × 37,632,128
4. Step 4: Simplify right side
   18,555,200x = 1,416,177,057,808,384
5. Step 5: Solve for x
   x = 1,416,177,057,808,384/18,555,200
6. Step 6: Final answer
   x = 76,322,381.75