Finding the Third Proportional to 109,074 and 237,858

Step by Step Solution

1. Step 1: Write the proportion equation
   109,074 : 237,858 = 237,858 : x
2. Step 2: Convert to fraction form
   109,074/237,858 = 237,858/x
3. Step 3: Cross multiply
   109,074x = 237,858 × 237,858
4. Step 4: Simplify right side
   109,074x = 56,576,428,164
5. Step 5: Solve for x
   x = 56,576,428,164/109,074
6. Step 6: Final answer
   x = 518,697.66