Finding the Third Proportional to 38,814.56 and 54,933.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,814.56 : 54,933.75 = 54,933.75 : x
2. Step 2: Convert to fraction form
   38,814.56/54,933.75 = 54,933.75/x
3. Step 3: Cross multiply
   38,814.56x = 54,933.75 × 54,933.75
4. Step 4: Simplify right side
   38,814.56x = 3,017,716,889.06
5. Step 5: Solve for x
   x = 3,017,716,889.06/38,814.56
6. Step 6: Final answer
   x = 77,747.03