Finding the Third Proportional to 18,349.88 and 40,199.63

Step by Step Solution

1. Step 1: Write the proportion equation
   18,349.88 : 40,199.63 = 40,199.63 : x
2. Step 2: Convert to fraction form
   18,349.88/40,199.63 = 40,199.63/x
3. Step 3: Cross multiply
   18,349.88x = 40,199.63 × 40,199.63
4. Step 4: Simplify right side
   18,349.88x = 1,616,009,850.14
5. Step 5: Solve for x
   x = 1,616,009,850.14/18,349.88
6. Step 6: Final answer
   x = 88,066.53