Finding the Third Proportional to 137,926.50 and 215,062.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,926.50 : 215,062.50 = 215,062.50 : x
2. Step 2: Convert to fraction form
   137,926.50/215,062.50 = 215,062.50/x
3. Step 3: Cross multiply
   137,926.50x = 215,062.50 × 215,062.50
4. Step 4: Simplify right side
   137,926.50x = 46,251,878,906.25
5. Step 5: Solve for x
   x = 46,251,878,906.25/137,926.50
6. Step 6: Final answer
   x = 335,337.15