Finding the Third Proportional to 17,549,328 and 39,131,538

Step by Step Solution

1. Step 1: Write the proportion equation
   17,549,328 : 39,131,538 = 39,131,538 : x
2. Step 2: Convert to fraction form
   17,549,328/39,131,538 = 39,131,538/x
3. Step 3: Cross multiply
   17,549,328x = 39,131,538 × 39,131,538
4. Step 4: Simplify right side
   17,549,328x = 1,531,277,266,245,444
5. Step 5: Solve for x
   x = 1,531,277,266,245,444/17,549,328
6. Step 6: Final answer
   x = 87,255,606.95