Finding the Third Proportional to 31,302.50 and 73,819

Step by Step Solution

1. Step 1: Write the proportion equation
   31,302.50 : 73,819 = 73,819 : x
2. Step 2: Convert to fraction form
   31,302.50/73,819 = 73,819/x
3. Step 3: Cross multiply
   31,302.50x = 73,819 × 73,819
4. Step 4: Simplify right side
   31,302.50x = 5,449,244,761
5. Step 5: Solve for x
   x = 5,449,244,761/31,302.50
6. Step 6: Final answer
   x = 174,083.37