Finding the Third Proportional to 19,099.13 and 42,086.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,099.13 : 42,086.25 = 42,086.25 : x
2. Step 2: Convert to fraction form
   19,099.13/42,086.25 = 42,086.25/x
3. Step 3: Cross multiply
   19,099.13x = 42,086.25 × 42,086.25
4. Step 4: Simplify right side
   19,099.13x = 1,771,252,439.06
5. Step 5: Solve for x
   x = 1,771,252,439.06/19,099.13
6. Step 6: Final answer
   x = 92,739.98