Finding the Third Proportional to 31,209.75 and 48,270.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,209.75 : 48,270.94 = 48,270.94 : x
2. Step 2: Convert to fraction form
   31,209.75/48,270.94 = 48,270.94/x
3. Step 3: Cross multiply
   31,209.75x = 48,270.94 × 48,270.94
4. Step 4: Simplify right side
   31,209.75x = 2,330,083,407.13
5. Step 5: Solve for x
   x = 2,330,083,407.13/31,209.75
6. Step 6: Final answer
   x = 74,658.83