Finding the Third Proportional to 31,295.25 and 65,179.13

Step by Step Solution

1. Step 1: Write the proportion equation
   31,295.25 : 65,179.13 = 65,179.13 : x
2. Step 2: Convert to fraction form
   31,295.25/65,179.13 = 65,179.13/x
3. Step 3: Cross multiply
   31,295.25x = 65,179.13 × 65,179.13
4. Step 4: Simplify right side
   31,295.25x = 4,248,318,335.77
5. Step 5: Solve for x
   x = 4,248,318,335.77/31,295.25
6. Step 6: Final answer
   x = 135,749.62