Finding the Third Proportional to 90,960.19 and 143,123.06

Step by Step Solution

1. Step 1: Write the proportion equation
   90,960.19 : 143,123.06 = 143,123.06 : x
2. Step 2: Convert to fraction form
   90,960.19/143,123.06 = 143,123.06/x
3. Step 3: Cross multiply
   90,960.19x = 143,123.06 × 143,123.06
4. Step 4: Simplify right side
   90,960.19x = 20,484,211,019.38
5. Step 5: Solve for x
   x = 20,484,211,019.38/90,960.19
6. Step 6: Final answer
   x = 225,199.74