Finding the Third Proportional to 17,438,978 and 37,543,162

Step by Step Solution

1. Step 1: Write the proportion equation
   17,438,978 : 37,543,162 = 37,543,162 : x
2. Step 2: Convert to fraction form
   17,438,978/37,543,162 = 37,543,162/x
3. Step 3: Cross multiply
   17,438,978x = 37,543,162 × 37,543,162
4. Step 4: Simplify right side
   17,438,978x = 1,409,489,012,958,244
5. Step 5: Solve for x
   x = 1,409,489,012,958,244/17,438,978
6. Step 6: Final answer
   x = 80,824,060.50