Finding the Third Proportional to 110,081.50 and 130,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   110,081.50 : 130,007.50 = 130,007.50 : x
2. Step 2: Convert to fraction form
   110,081.50/130,007.50 = 130,007.50/x
3. Step 3: Cross multiply
   110,081.50x = 130,007.50 × 130,007.50
4. Step 4: Simplify right side
   110,081.50x = 16,901,950,056.25
5. Step 5: Solve for x
   x = 16,901,950,056.25/110,081.50
6. Step 6: Final answer
   x = 153,540.33