Finding the Third Proportional to 11,869 and 16,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,869 : 16,961.50 = 16,961.50 : x
2. Step 2: Convert to fraction form
   11,869/16,961.50 = 16,961.50/x
3. Step 3: Cross multiply
   11,869x = 16,961.50 × 16,961.50
4. Step 4: Simplify right side
   11,869x = 287,692,482.25
5. Step 5: Solve for x
   x = 287,692,482.25/11,869
6. Step 6: Final answer
   x = 24,238.98