Finding the Third Proportional to 19,506.94 and 42,123.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,506.94 : 42,123.38 = 42,123.38 : x
2. Step 2: Convert to fraction form
   19,506.94/42,123.38 = 42,123.38/x
3. Step 3: Cross multiply
   19,506.94x = 42,123.38 × 42,123.38
4. Step 4: Simplify right side
   19,506.94x = 1,774,378,721.39
5. Step 5: Solve for x
   x = 1,774,378,721.39/19,506.94
6. Step 6: Final answer
   x = 90,961.42