Finding the Third Proportional to 31,810.50 and 73,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,810.50 : 73,003.50 = 73,003.50 : x
2. Step 2: Convert to fraction form
   31,810.50/73,003.50 = 73,003.50/x
3. Step 3: Cross multiply
   31,810.50x = 73,003.50 × 73,003.50
4. Step 4: Simplify right side
   31,810.50x = 5,329,511,012.25
5. Step 5: Solve for x
   x = 5,329,511,012.25/31,810.50
6. Step 6: Final answer
   x = 167,539.37