Finding the Third Proportional to 19,434.94 and 40,236.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,434.94 : 40,236.75 = 40,236.75 : x
2. Step 2: Convert to fraction form
   19,434.94/40,236.75 = 40,236.75/x
3. Step 3: Cross multiply
   19,434.94x = 40,236.75 × 40,236.75
4. Step 4: Simplify right side
   19,434.94x = 1,618,996,050.56
5. Step 5: Solve for x
   x = 1,618,996,050.56/19,434.94
6. Step 6: Final answer
   x = 83,303.38