Finding the Third Proportional to 45,222.56 and 66,479.06

Step by Step Solution

1. Step 1: Write the proportion equation
   45,222.56 : 66,479.06 = 66,479.06 : x
2. Step 2: Convert to fraction form
   45,222.56/66,479.06 = 66,479.06/x
3. Step 3: Cross multiply
   45,222.56x = 66,479.06 × 66,479.06
4. Step 4: Simplify right side
   45,222.56x = 4,419,465,750.88
5. Step 5: Solve for x
   x = 4,419,465,750.88/45,222.56
6. Step 6: Final answer
   x = 97,727.01