Finding the Third Proportional to 109,188 and 237,606

Step by Step Solution

1. Step 1: Write the proportion equation
   109,188 : 237,606 = 237,606 : x
2. Step 2: Convert to fraction form
   109,188/237,606 = 237,606/x
3. Step 3: Cross multiply
   109,188x = 237,606 × 237,606
4. Step 4: Simplify right side
   109,188x = 56,456,611,236
5. Step 5: Solve for x
   x = 56,456,611,236/109,188
6. Step 6: Final answer
   x = 517,058.75