Finding the Third Proportional to 12,357.56 and 26,370.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,357.56 : 26,370.56 = 26,370.56 : x
2. Step 2: Convert to fraction form
   12,357.56/26,370.56 = 26,370.56/x
3. Step 3: Cross multiply
   12,357.56x = 26,370.56 × 26,370.56
4. Step 4: Simplify right side
   12,357.56x = 695,406,566.57
5. Step 5: Solve for x
   x = 695,406,566.57/12,357.56
6. Step 6: Final answer
   x = 56,273.76