Finding the Third Proportional to 14,300 and 31,369

Step by Step Solution

1. Step 1: Write the proportion equation
   14,300 : 31,369 = 31,369 : x
2. Step 2: Convert to fraction form
   14,300/31,369 = 31,369/x
3. Step 3: Cross multiply
   14,300x = 31,369 × 31,369
4. Step 4: Simplify right side
   14,300x = 984,014,161
5. Step 5: Solve for x
   x = 984,014,161/14,300
6. Step 6: Final answer
   x = 68,812.18