Finding the Third Proportional to 57,005.25 and 131,953.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,005.25 : 131,953.50 = 131,953.50 : x
2. Step 2: Convert to fraction form
   57,005.25/131,953.50 = 131,953.50/x
3. Step 3: Cross multiply
   57,005.25x = 131,953.50 × 131,953.50
4. Step 4: Simplify right side
   57,005.25x = 17,411,726,162.25
5. Step 5: Solve for x
   x = 17,411,726,162.25/57,005.25
6. Step 6: Final answer
   x = 305,440.75