Finding the Third Proportional to 55,650 and 131,236.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,650 : 131,236.50 = 131,236.50 : x
2. Step 2: Convert to fraction form
   55,650/131,236.50 = 131,236.50/x
3. Step 3: Cross multiply
   55,650x = 131,236.50 × 131,236.50
4. Step 4: Simplify right side
   55,650x = 17,223,018,932.25
5. Step 5: Solve for x
   x = 17,223,018,932.25/55,650
6. Step 6: Final answer
   x = 309,488.21