Finding the Third Proportional to 17,438,968 and 37,543,142

Step by Step Solution

1. Step 1: Write the proportion equation
   17,438,968 : 37,543,142 = 37,543,142 : x
2. Step 2: Convert to fraction form
   17,438,968/37,543,142 = 37,543,142/x
3. Step 3: Cross multiply
   17,438,968x = 37,543,142 × 37,543,142
4. Step 4: Simplify right side
   17,438,968x = 1,409,487,511,232,164
5. Step 5: Solve for x
   x = 1,409,487,511,232,164/17,438,968
6. Step 6: Final answer
   x = 80,824,020.74