Finding the Third Proportional to 55,299.75 and 120,948

Step by Step Solution

1. Step 1: Write the proportion equation
   55,299.75 : 120,948 = 120,948 : x
2. Step 2: Convert to fraction form
   55,299.75/120,948 = 120,948/x
3. Step 3: Cross multiply
   55,299.75x = 120,948 × 120,948
4. Step 4: Simplify right side
   55,299.75x = 14,628,418,704
5. Step 5: Solve for x
   x = 14,628,418,704/55,299.75
6. Step 6: Final answer
   x = 264,529.56