Finding the Third Proportional to 19,617.75 and 42,495.19

Step by Step Solution

1. Step 1: Write the proportion equation
   19,617.75 : 42,495.19 = 42,495.19 : x
2. Step 2: Convert to fraction form
   19,617.75/42,495.19 = 42,495.19/x
3. Step 3: Cross multiply
   19,617.75x = 42,495.19 × 42,495.19
4. Step 4: Simplify right side
   19,617.75x = 1,805,840,960.66
5. Step 5: Solve for x
   x = 1,805,840,960.66/19,617.75
6. Step 6: Final answer
   x = 92,051.38