Finding the Third Proportional to 12,573.56 and 26,179.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,573.56 : 26,179.88 = 26,179.88 : x
2. Step 2: Convert to fraction form
   12,573.56/26,179.88 = 26,179.88/x
3. Step 3: Cross multiply
   12,573.56x = 26,179.88 × 26,179.88
4. Step 4: Simplify right side
   12,573.56x = 685,385,855.02
5. Step 5: Solve for x
   x = 685,385,855.02/12,573.56
6. Step 6: Final answer
   x = 54,510.08