Finding the Third Proportional to 137,835.75 and 296,790

Step by Step Solution

1. Step 1: Write the proportion equation
   137,835.75 : 296,790 = 296,790 : x
2. Step 2: Convert to fraction form
   137,835.75/296,790 = 296,790/x
3. Step 3: Cross multiply
   137,835.75x = 296,790 × 296,790
4. Step 4: Simplify right side
   137,835.75x = 88,084,304,100
5. Step 5: Solve for x
   x = 88,084,304,100/137,835.75
6. Step 6: Final answer
   x = 639,052.67