Finding the Third Proportional to 19,581,016 and 42,416,336

Step by Step Solution

1. Step 1: Write the proportion equation
   19,581,016 : 42,416,336 = 42,416,336 : x
2. Step 2: Convert to fraction form
   19,581,016/42,416,336 = 42,416,336/x
3. Step 3: Cross multiply
   19,581,016x = 42,416,336 × 42,416,336
4. Step 4: Simplify right side
   19,581,016x = 1,799,145,559,664,896
5. Step 5: Solve for x
   x = 1,799,145,559,664,896/19,581,016
6. Step 6: Final answer
   x = 91,882,135.21