Finding the Third Proportional to 12,902 and 28,264

Step by Step Solution

1. Step 1: Write the proportion equation
   12,902 : 28,264 = 28,264 : x
2. Step 2: Convert to fraction form
   12,902/28,264 = 28,264/x
3. Step 3: Cross multiply
   12,902x = 28,264 × 28,264
4. Step 4: Simplify right side
   12,902x = 798,853,696
5. Step 5: Solve for x
   x = 798,853,696/12,902
6. Step 6: Final answer
   x = 61,917.04