Finding the Third Proportional to 12,357.56 and 14,058.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,357.56 : 14,058.56 = 14,058.56 : x
2. Step 2: Convert to fraction form
   12,357.56/14,058.56 = 14,058.56/x
3. Step 3: Cross multiply
   12,357.56x = 14,058.56 × 14,058.56
4. Step 4: Simplify right side
   12,357.56x = 197,643,179.57
5. Step 5: Solve for x
   x = 197,643,179.57/12,357.56
6. Step 6: Final answer
   x = 15,993.70