Finding the Third Proportional to 28,253.81 and 42,744.94

Step by Step Solution

1. Step 1: Write the proportion equation
   28,253.81 : 42,744.94 = 42,744.94 : x
2. Step 2: Convert to fraction form
   28,253.81/42,744.94 = 42,744.94/x
3. Step 3: Cross multiply
   28,253.81x = 42,744.94 × 42,744.94
4. Step 4: Simplify right side
   28,253.81x = 1,827,129,681.88
5. Step 5: Solve for x
   x = 1,827,129,681.88/28,253.81
6. Step 6: Final answer
   x = 64,668.43