Finding the Third Proportional to 19,613.25 and 42,455.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,613.25 : 42,455.25 = 42,455.25 : x
2. Step 2: Convert to fraction form
   19,613.25/42,455.25 = 42,455.25/x
3. Step 3: Cross multiply
   19,613.25x = 42,455.25 × 42,455.25
4. Step 4: Simplify right side
   19,613.25x = 1,802,448,252.56
5. Step 5: Solve for x
   x = 1,802,448,252.56/19,613.25
6. Step 6: Final answer
   x = 91,899.52