Finding the Third Proportional to 28,190 and 61,960.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,190 : 61,960.50 = 61,960.50 : x
2. Step 2: Convert to fraction form
   28,190/61,960.50 = 61,960.50/x
3. Step 3: Cross multiply
   28,190x = 61,960.50 × 61,960.50
4. Step 4: Simplify right side
   28,190x = 3,839,103,560.25
5. Step 5: Solve for x
   x = 3,839,103,560.25/28,190
6. Step 6: Final answer
   x = 136,186.72