Finding the Third Proportional to 23,100.75 and 42,601.75

Step by Step Solution

1. Step 1: Write the proportion equation
   23,100.75 : 42,601.75 = 42,601.75 : x
2. Step 2: Convert to fraction form
   23,100.75/42,601.75 = 42,601.75/x
3. Step 3: Cross multiply
   23,100.75x = 42,601.75 × 42,601.75
4. Step 4: Simplify right side
   23,100.75x = 1,814,909,103.06
5. Step 5: Solve for x
   x = 1,814,909,103.06/23,100.75
6. Step 6: Final answer
   x = 78,564.94