Finding the Third Proportional to 17,907,564 and 38,370,272

Step by Step Solution

1. Step 1: Write the proportion equation
   17,907,564 : 38,370,272 = 38,370,272 : x
2. Step 2: Convert to fraction form
   17,907,564/38,370,272 = 38,370,272/x
3. Step 3: Cross multiply
   17,907,564x = 38,370,272 × 38,370,272
4. Step 4: Simplify right side
   17,907,564x = 1,472,277,773,353,984
5. Step 5: Solve for x
   x = 1,472,277,773,353,984/17,907,564
6. Step 6: Final answer
   x = 82,215,413.18