Finding the Third Proportional to 13,209 and 28,938

Step by Step Solution

1. Step 1: Write the proportion equation
   13,209 : 28,938 = 28,938 : x
2. Step 2: Convert to fraction form
   13,209/28,938 = 28,938/x
3. Step 3: Cross multiply
   13,209x = 28,938 × 28,938
4. Step 4: Simplify right side
   13,209x = 837,407,844
5. Step 5: Solve for x
   x = 837,407,844/13,209
6. Step 6: Final answer
   x = 63,396.76