Finding the Third Proportional to 45,443 and 99,148

Step by Step Solution

1. Step 1: Write the proportion equation
   45,443 : 99,148 = 99,148 : x
2. Step 2: Convert to fraction form
   45,443/99,148 = 99,148/x
3. Step 3: Cross multiply
   45,443x = 99,148 × 99,148
4. Step 4: Simplify right side
   45,443x = 9,830,325,904
5. Step 5: Solve for x
   x = 9,830,325,904/45,443
6. Step 6: Final answer
   x = 216,322.12