Finding the Third Proportional to 50,730.50 and 72,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,730.50 : 72,108.50 = 72,108.50 : x
2. Step 2: Convert to fraction form
   50,730.50/72,108.50 = 72,108.50/x
3. Step 3: Cross multiply
   50,730.50x = 72,108.50 × 72,108.50
4. Step 4: Simplify right side
   50,730.50x = 5,199,635,772.25
5. Step 5: Solve for x
   x = 5,199,635,772.25/50,730.50
6. Step 6: Final answer
   x = 102,495.26