Finding the Third Proportional to 35,909 and 54,511.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,909 : 54,511.50 = 54,511.50 : x
2. Step 2: Convert to fraction form
   35,909/54,511.50 = 54,511.50/x
3. Step 3: Cross multiply
   35,909x = 54,511.50 × 54,511.50
4. Step 4: Simplify right side
   35,909x = 2,971,503,632.25
5. Step 5: Solve for x
   x = 2,971,503,632.25/35,909
6. Step 6: Final answer
   x = 82,750.94