Finding the Third Proportional to 35,379 and 54,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,379 : 54,922.50 = 54,922.50 : x
2. Step 2: Convert to fraction form
   35,379/54,922.50 = 54,922.50/x
3. Step 3: Cross multiply
   35,379x = 54,922.50 × 54,922.50
4. Step 4: Simplify right side
   35,379x = 3,016,481,006.25
5. Step 5: Solve for x
   x = 3,016,481,006.25/35,379
6. Step 6: Final answer
   x = 85,261.91