Finding the Third Proportional to 56,582.63 and 123,311.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,582.63 : 123,311.25 = 123,311.25 : x
2. Step 2: Convert to fraction form
   56,582.63/123,311.25 = 123,311.25/x
3. Step 3: Cross multiply
   56,582.63x = 123,311.25 × 123,311.25
4. Step 4: Simplify right side
   56,582.63x = 15,205,664,376.56
5. Step 5: Solve for x
   x = 15,205,664,376.56/56,582.63
6. Step 6: Final answer
   x = 268,733.81