Finding the Third Proportional to 15,156 and 31,284

Step by Step Solution

1. Step 1: Write the proportion equation
   15,156 : 31,284 = 31,284 : x
2. Step 2: Convert to fraction form
   15,156/31,284 = 31,284/x
3. Step 3: Cross multiply
   15,156x = 31,284 × 31,284
4. Step 4: Simplify right side
   15,156x = 978,688,656
5. Step 5: Solve for x
   x = 978,688,656/15,156
6. Step 6: Final answer
   x = 64,574.34