Finding the Third Proportional to 54,490.50 and 82,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,490.50 : 82,048.50 = 82,048.50 : x
2. Step 2: Convert to fraction form
   54,490.50/82,048.50 = 82,048.50/x
3. Step 3: Cross multiply
   54,490.50x = 82,048.50 × 82,048.50
4. Step 4: Simplify right side
   54,490.50x = 6,731,956,352.25
5. Step 5: Solve for x
   x = 6,731,956,352.25/54,490.50
6. Step 6: Final answer
   x = 123,543.67