Finding the Third Proportional to 19,047,896 and 39,982,640

Step by Step Solution

1. Step 1: Write the proportion equation
   19,047,896 : 39,982,640 = 39,982,640 : x
2. Step 2: Convert to fraction form
   19,047,896/39,982,640 = 39,982,640/x
3. Step 3: Cross multiply
   19,047,896x = 39,982,640 × 39,982,640
4. Step 4: Simplify right side
   19,047,896x = 1,598,611,501,369,600
5. Step 5: Solve for x
   x = 1,598,611,501,369,600/19,047,896
6. Step 6: Final answer
   x = 83,925,883.54