Finding the Third Proportional to 59,667 and 128,476.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,667 : 128,476.50 = 128,476.50 : x
2. Step 2: Convert to fraction form
   59,667/128,476.50 = 128,476.50/x
3. Step 3: Cross multiply
   59,667x = 128,476.50 × 128,476.50
4. Step 4: Simplify right side
   59,667x = 16,506,211,052.25
5. Step 5: Solve for x
   x = 16,506,211,052.25/59,667
6. Step 6: Final answer
   x = 276,638.86