Finding the Third Proportional to 20,927,696 and 31,412,412

Step by Step Solution

1. Step 1: Write the proportion equation
   20,927,696 : 31,412,412 = 31,412,412 : x
2. Step 2: Convert to fraction form
   20,927,696/31,412,412 = 31,412,412/x
3. Step 3: Cross multiply
   20,927,696x = 31,412,412 × 31,412,412
4. Step 4: Simplify right side
   20,927,696x = 986,739,627,657,744
5. Step 5: Solve for x
   x = 986,739,627,657,744/20,927,696
6. Step 6: Final answer
   x = 47,149,940.81