Finding the Third Proportional to 54,569 and 82,056.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,569 : 82,056.50 = 82,056.50 : x
2. Step 2: Convert to fraction form
   54,569/82,056.50 = 82,056.50/x
3. Step 3: Cross multiply
   54,569x = 82,056.50 × 82,056.50
4. Step 4: Simplify right side
   54,569x = 6,733,269,192.25
5. Step 5: Solve for x
   x = 6,733,269,192.25/54,569
6. Step 6: Final answer
   x = 123,390.01