Finding the Third Proportional to 17,832.66 and 42,172.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,832.66 : 42,172.24 = 42,172.24 : x
2. Step 2: Convert to fraction form
   17,832.66/42,172.24 = 42,172.24/x
3. Step 3: Cross multiply
   17,832.66x = 42,172.24 × 42,172.24
4. Step 4: Simplify right side
   17,832.66x = 1,778,498,011.12
5. Step 5: Solve for x
   x = 1,778,498,011.12/17,832.66
6. Step 6: Final answer
   x = 99,732.65