Finding the Third Proportional to 17,860.50 and 40,398.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,860.50 : 40,398.75 = 40,398.75 : x
2. Step 2: Convert to fraction form
   17,860.50/40,398.75 = 40,398.75/x
3. Step 3: Cross multiply
   17,860.50x = 40,398.75 × 40,398.75
4. Step 4: Simplify right side
   17,860.50x = 1,632,059,001.56
5. Step 5: Solve for x
   x = 1,632,059,001.56/17,860.50
6. Step 6: Final answer
   x = 91,378.13