Finding the Third Proportional to 8,601.75 and 13,435.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,601.75 : 13,435.88 = 13,435.88 : x
2. Step 2: Convert to fraction form
   8,601.75/13,435.88 = 13,435.88/x
3. Step 3: Cross multiply
   8,601.75x = 13,435.88 × 13,435.88
4. Step 4: Simplify right side
   8,601.75x = 180,522,737.02
5. Step 5: Solve for x
   x = 180,522,737.02/8,601.75
6. Step 6: Final answer
   x = 20,986.75