Finding the Third Proportional to 13,880 and 30,292

Step by Step Solution

1. Step 1: Write the proportion equation
   13,880 : 30,292 = 30,292 : x
2. Step 2: Convert to fraction form
   13,880/30,292 = 30,292/x
3. Step 3: Cross multiply
   13,880x = 30,292 × 30,292
4. Step 4: Simplify right side
   13,880x = 917,605,264
5. Step 5: Solve for x
   x = 917,605,264/13,880
6. Step 6: Final answer
   x = 66,109.89