Finding the Third Proportional to 137,239.50 and 293,505

Step by Step Solution

1. Step 1: Write the proportion equation
   137,239.50 : 293,505 = 293,505 : x
2. Step 2: Convert to fraction form
   137,239.50/293,505 = 293,505/x
3. Step 3: Cross multiply
   137,239.50x = 293,505 × 293,505
4. Step 4: Simplify right side
   137,239.50x = 86,145,185,025
5. Step 5: Solve for x
   x = 86,145,185,025/137,239.50
6. Step 6: Final answer
   x = 627,699.64