Finding the Third Proportional to 19,308 and 28,792

Step by Step Solution

1. Step 1: Write the proportion equation
   19,308 : 28,792 = 28,792 : x
2. Step 2: Convert to fraction form
   19,308/28,792 = 28,792/x
3. Step 3: Cross multiply
   19,308x = 28,792 × 28,792
4. Step 4: Simplify right side
   19,308x = 828,979,264
5. Step 5: Solve for x
   x = 828,979,264/19,308
6. Step 6: Final answer
   x = 42,934.50