Finding the Third Proportional to 19,557.94 and 42,233.81

Step by Step Solution

1. Step 1: Write the proportion equation
   19,557.94 : 42,233.81 = 42,233.81 : x
2. Step 2: Convert to fraction form
   19,557.94/42,233.81 = 42,233.81/x
3. Step 3: Cross multiply
   19,557.94x = 42,233.81 × 42,233.81
4. Step 4: Simplify right side
   19,557.94x = 1,783,694,918.29
5. Step 5: Solve for x
   x = 1,783,694,918.29/19,557.94
6. Step 6: Final answer
   x = 91,200.56