Finding the Third Proportional to 85,499.06 and 127,769.81

Step by Step Solution

1. Step 1: Write the proportion equation
   85,499.06 : 127,769.81 = 127,769.81 : x
2. Step 2: Convert to fraction form
   85,499.06/127,769.81 = 127,769.81/x
3. Step 3: Cross multiply
   85,499.06x = 127,769.81 × 127,769.81
4. Step 4: Simplify right side
   85,499.06x = 16,325,124,986.29
5. Step 5: Solve for x
   x = 16,325,124,986.29/85,499.06
6. Step 6: Final answer
   x = 190,939.23