Finding the Third Proportional to 13,188 and 25,156

Step by Step Solution

1. Step 1: Write the proportion equation
   13,188 : 25,156 = 25,156 : x
2. Step 2: Convert to fraction form
   13,188/25,156 = 25,156/x
3. Step 3: Cross multiply
   13,188x = 25,156 × 25,156
4. Step 4: Simplify right side
   13,188x = 632,824,336
5. Step 5: Solve for x
   x = 632,824,336/13,188
6. Step 6: Final answer
   x = 47,984.86