Finding the Third Proportional to 19,019,336 and 37,085,680

Step by Step Solution

1. Step 1: Write the proportion equation
   19,019,336 : 37,085,680 = 37,085,680 : x
2. Step 2: Convert to fraction form
   19,019,336/37,085,680 = 37,085,680/x
3. Step 3: Cross multiply
   19,019,336x = 37,085,680 × 37,085,680
4. Step 4: Simplify right side
   19,019,336x = 1,375,347,661,062,400
5. Step 5: Solve for x
   x = 1,375,347,661,062,400/19,019,336
6. Step 6: Final answer
   x = 72,313,127.08