Finding the Third Proportional to 20,540,168 and 31,788,032

Step by Step Solution

1. Step 1: Write the proportion equation
   20,540,168 : 31,788,032 = 31,788,032 : x
2. Step 2: Convert to fraction form
   20,540,168/31,788,032 = 31,788,032/x
3. Step 3: Cross multiply
   20,540,168x = 31,788,032 × 31,788,032
4. Step 4: Simplify right side
   20,540,168x = 1,010,478,978,433,024
5. Step 5: Solve for x
   x = 1,010,478,978,433,024/20,540,168
6. Step 6: Final answer
   x = 49,195,263.57