Finding the Third Proportional to 69,441 and 144,334.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,441 : 144,334.50 = 144,334.50 : x
2. Step 2: Convert to fraction form
   69,441/144,334.50 = 144,334.50/x
3. Step 3: Cross multiply
   69,441x = 144,334.50 × 144,334.50
4. Step 4: Simplify right side
   69,441x = 20,832,447,890.25
5. Step 5: Solve for x
   x = 20,832,447,890.25/69,441
6. Step 6: Final answer
   x = 300,002.13