Finding the Third Proportional to 45,455.06 and 99,171.56

Step by Step Solution

1. Step 1: Write the proportion equation
   45,455.06 : 99,171.56 = 99,171.56 : x
2. Step 2: Convert to fraction form
   45,455.06/99,171.56 = 99,171.56/x
3. Step 3: Cross multiply
   45,455.06x = 99,171.56 × 99,171.56
4. Step 4: Simplify right side
   45,455.06x = 9,834,998,808.69
5. Step 5: Solve for x
   x = 9,834,998,808.69/45,455.06
6. Step 6: Final answer
   x = 216,367.51