Finding the Third Proportional to 25,379 and 55,819.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,379 : 55,819.50 = 55,819.50 : x
2. Step 2: Convert to fraction form
   25,379/55,819.50 = 55,819.50/x
3. Step 3: Cross multiply
   25,379x = 55,819.50 × 55,819.50
4. Step 4: Simplify right side
   25,379x = 3,115,816,580.25
5. Step 5: Solve for x
   x = 3,115,816,580.25/25,379
6. Step 6: Final answer
   x = 122,771.45