Finding the Third Proportional to 51,837.50 and 109,209

Step by Step Solution

1. Step 1: Write the proportion equation
   51,837.50 : 109,209 = 109,209 : x
2. Step 2: Convert to fraction form
   51,837.50/109,209 = 109,209/x
3. Step 3: Cross multiply
   51,837.50x = 109,209 × 109,209
4. Step 4: Simplify right side
   51,837.50x = 11,926,605,681
5. Step 5: Solve for x
   x = 11,926,605,681/51,837.50
6. Step 6: Final answer
   x = 230,076.79