Finding the Third Proportional to 31,316.75 and 48,499.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,316.75 : 48,499.25 = 48,499.25 : x
2. Step 2: Convert to fraction form
   31,316.75/48,499.25 = 48,499.25/x
3. Step 3: Cross multiply
   31,316.75x = 48,499.25 × 48,499.25
4. Step 4: Simplify right side
   31,316.75x = 2,352,177,250.56
5. Step 5: Solve for x
   x = 2,352,177,250.56/31,316.75
6. Step 6: Final answer
   x = 75,109.24