Finding the Third Proportional to 31,373.75 and 61,171.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,373.75 : 61,171.25 = 61,171.25 : x
2. Step 2: Convert to fraction form
   31,373.75/61,171.25 = 61,171.25/x
3. Step 3: Cross multiply
   31,373.75x = 61,171.25 × 61,171.25
4. Step 4: Simplify right side
   31,373.75x = 3,741,921,826.56
5. Step 5: Solve for x
   x = 3,741,921,826.56/31,373.75
6. Step 6: Final answer
   x = 119,269.19