Finding the Third Proportional to 30,056.25 and 64,281.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,056.25 : 64,281.75 = 64,281.75 : x
2. Step 2: Convert to fraction form
   30,056.25/64,281.75 = 64,281.75/x
3. Step 3: Cross multiply
   30,056.25x = 64,281.75 × 64,281.75
4. Step 4: Simplify right side
   30,056.25x = 4,132,143,383.06
5. Step 5: Solve for x
   x = 4,132,143,383.06/30,056.25
6. Step 6: Final answer
   x = 137,480.34