Finding the Third Proportional to 12,154.50 and 26,558.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,154.50 : 26,558.50 = 26,558.50 : x
2. Step 2: Convert to fraction form
   12,154.50/26,558.50 = 26,558.50/x
3. Step 3: Cross multiply
   12,154.50x = 26,558.50 × 26,558.50
4. Step 4: Simplify right side
   12,154.50x = 705,353,922.25
5. Step 5: Solve for x
   x = 705,353,922.25/12,154.50
6. Step 6: Final answer
   x = 58,032.33