Finding the Third Proportional to 19,156 and 28,912

Step by Step Solution

1. Step 1: Write the proportion equation
   19,156 : 28,912 = 28,912 : x
2. Step 2: Convert to fraction form
   19,156/28,912 = 28,912/x
3. Step 3: Cross multiply
   19,156x = 28,912 × 28,912
4. Step 4: Simplify right side
   19,156x = 835,903,744
5. Step 5: Solve for x
   x = 835,903,744/19,156
6. Step 6: Final answer
   x = 43,636.65