Finding the Third Proportional to 19,389,715 and 30,064,421

Step by Step Solution

1. Step 1: Write the proportion equation
   19,389,715 : 30,064,421 = 30,064,421 : x
2. Step 2: Convert to fraction form
   19,389,715/30,064,421 = 30,064,421/x
3. Step 3: Cross multiply
   19,389,715x = 30,064,421 × 30,064,421
4. Step 4: Simplify right side
   19,389,715x = 903,869,410,065,241
5. Step 5: Solve for x
   x = 903,869,410,065,241/19,389,715
6. Step 6: Final answer
   x = 46,615,920.35