Finding the Third Proportional to 19,480.88 and 42,282.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,480.88 : 42,282.75 = 42,282.75 : x
2. Step 2: Convert to fraction form
   19,480.88/42,282.75 = 42,282.75/x
3. Step 3: Cross multiply
   19,480.88x = 42,282.75 × 42,282.75
4. Step 4: Simplify right side
   19,480.88x = 1,787,830,947.56
5. Step 5: Solve for x
   x = 1,787,830,947.56/19,480.88
6. Step 6: Final answer
   x = 91,773.65