Finding the Third Proportional to 82,515 and 120,244.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,515 : 120,244.50 = 120,244.50 : x
2. Step 2: Convert to fraction form
   82,515/120,244.50 = 120,244.50/x
3. Step 3: Cross multiply
   82,515x = 120,244.50 × 120,244.50
4. Step 4: Simplify right side
   82,515x = 14,458,739,780.25
5. Step 5: Solve for x
   x = 14,458,739,780.25/82,515
6. Step 6: Final answer
   x = 175,225.59