Finding the Third Proportional to 12,195.56 and 15,835.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,195.56 : 15,835.50 = 15,835.50 : x
2. Step 2: Convert to fraction form
   12,195.56/15,835.50 = 15,835.50/x
3. Step 3: Cross multiply
   12,195.56x = 15,835.50 × 15,835.50
4. Step 4: Simplify right side
   12,195.56x = 250,763,060.25
5. Step 5: Solve for x
   x = 250,763,060.25/12,195.56
6. Step 6: Final answer
   x = 20,561.83