Finding the Third Proportional to 19,116,153 and 28,315,806

Step by Step Solution

1. Step 1: Write the proportion equation
   19,116,153 : 28,315,806 = 28,315,806 : x
2. Step 2: Convert to fraction form
   19,116,153/28,315,806 = 28,315,806/x
3. Step 3: Cross multiply
   19,116,153x = 28,315,806 × 28,315,806
4. Step 4: Simplify right side
   19,116,153x = 801,784,869,429,636
5. Step 5: Solve for x
   x = 801,784,869,429,636/19,116,153
6. Step 6: Final answer
   x = 41,942,794.11