Finding the Third Proportional to 7,485.33 and 12,474.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,485.33 : 12,474.84 = 12,474.84 : x
2. Step 2: Convert to fraction form
   7,485.33/12,474.84 = 12,474.84/x
3. Step 3: Cross multiply
   7,485.33x = 12,474.84 × 12,474.84
4. Step 4: Simplify right side
   7,485.33x = 155,621,726.59
5. Step 5: Solve for x
   x = 155,621,726.59/7,485.33
6. Step 6: Final answer
   x = 20,790.23