Finding the Third Proportional to 30,839.44 and 64,102.88

Step by Step Solution

1. Step 1: Write the proportion equation
   30,839.44 : 64,102.88 = 64,102.88 : x
2. Step 2: Convert to fraction form
   30,839.44/64,102.88 = 64,102.88/x
3. Step 3: Cross multiply
   30,839.44x = 64,102.88 × 64,102.88
4. Step 4: Simplify right side
   30,839.44x = 4,109,178,583.27
5. Step 5: Solve for x
   x = 4,109,178,583.27/30,839.44
6. Step 6: Final answer
   x = 133,244.28