Finding the Third Proportional to 38,682.56 and 52,189.31

Step by Step Solution

1. Step 1: Write the proportion equation
   38,682.56 : 52,189.31 = 52,189.31 : x
2. Step 2: Convert to fraction form
   38,682.56/52,189.31 = 52,189.31/x
3. Step 3: Cross multiply
   38,682.56x = 52,189.31 × 52,189.31
4. Step 4: Simplify right side
   38,682.56x = 2,723,724,339.22
5. Step 5: Solve for x
   x = 2,723,724,339.22/38,682.56
6. Step 6: Final answer
   x = 70,412.20