Finding the Third Proportional to 237,900 and 350,278.50

Step by Step Solution

1. Step 1: Write the proportion equation
   237,900 : 350,278.50 = 350,278.50 : x
2. Step 2: Convert to fraction form
   237,900/350,278.50 = 350,278.50/x
3. Step 3: Cross multiply
   237,900x = 350,278.50 × 350,278.50
4. Step 4: Simplify right side
   237,900x = 122,695,027,562.25
5. Step 5: Solve for x
   x = 122,695,027,562.25/237,900
6. Step 6: Final answer
   x = 515,742.02