Finding the Third Proportional to 40,145.63 and 59,636.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,145.63 : 59,636.25 = 59,636.25 : x
2. Step 2: Convert to fraction form
   40,145.63/59,636.25 = 59,636.25/x
3. Step 3: Cross multiply
   40,145.63x = 59,636.25 × 59,636.25
4. Step 4: Simplify right side
   40,145.63x = 3,556,482,314.06
5. Step 5: Solve for x
   x = 3,556,482,314.06/40,145.63
6. Step 6: Final answer
   x = 88,589.54