Finding the Third Proportional to 19,151,981 and 42,555,436

Step by Step Solution

1. Step 1: Write the proportion equation
   19,151,981 : 42,555,436 = 42,555,436 : x
2. Step 2: Convert to fraction form
   19,151,981/42,555,436 = 42,555,436/x
3. Step 3: Cross multiply
   19,151,981x = 42,555,436 × 42,555,436
4. Step 4: Simplify right side
   19,151,981x = 1,810,965,133,150,096
5. Step 5: Solve for x
   x = 1,810,965,133,150,096/19,151,981
6. Step 6: Final answer
   x = 94,557,588.23