Finding the Third Proportional to 137,655.50 and 304,790

Step by Step Solution

1. Step 1: Write the proportion equation
   137,655.50 : 304,790 = 304,790 : x
2. Step 2: Convert to fraction form
   137,655.50/304,790 = 304,790/x
3. Step 3: Cross multiply
   137,655.50x = 304,790 × 304,790
4. Step 4: Simplify right side
   137,655.50x = 92,896,944,100
5. Step 5: Solve for x
   x = 92,896,944,100/137,655.50
6. Step 6: Final answer
   x = 674,850.94