Finding the Third Proportional to 25,278.75 and 55,054.69

Step by Step Solution

1. Step 1: Write the proportion equation
   25,278.75 : 55,054.69 = 55,054.69 : x
2. Step 2: Convert to fraction form
   25,278.75/55,054.69 = 55,054.69/x
3. Step 3: Cross multiply
   25,278.75x = 55,054.69 × 55,054.69
4. Step 4: Simplify right side
   25,278.75x = 3,031,018,615.72
5. Step 5: Solve for x
   x = 3,031,018,615.72/25,278.75
6. Step 6: Final answer
   x = 119,903.82