Finding the Third Proportional to 19,304.56 and 42,299.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,304.56 : 42,299.63 = 42,299.63 : x
2. Step 2: Convert to fraction form
   19,304.56/42,299.63 = 42,299.63/x
3. Step 3: Cross multiply
   19,304.56x = 42,299.63 × 42,299.63
4. Step 4: Simplify right side
   19,304.56x = 1,789,258,275.14
5. Step 5: Solve for x
   x = 1,789,258,275.14/19,304.56
6. Step 6: Final answer
   x = 92,685.77