Finding the Third Proportional to 30,056 and 64,281

Step by Step Solution

1. Step 1: Write the proportion equation
   30,056 : 64,281 = 64,281 : x
2. Step 2: Convert to fraction form
   30,056/64,281 = 64,281/x
3. Step 3: Cross multiply
   30,056x = 64,281 × 64,281
4. Step 4: Simplify right side
   30,056x = 4,132,046,961
5. Step 5: Solve for x
   x = 4,132,046,961/30,056
6. Step 6: Final answer
   x = 137,478.27