Finding the Third Proportional to 8,955.56 and 21,065.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,955.56 : 21,065.91 = 21,065.91 : x
2. Step 2: Convert to fraction form
   8,955.56/21,065.91 = 21,065.91/x
3. Step 3: Cross multiply
   8,955.56x = 21,065.91 × 21,065.91
4. Step 4: Simplify right side
   8,955.56x = 443,772,406.13
5. Step 5: Solve for x
   x = 443,772,406.13/8,955.56
6. Step 6: Final answer
   x = 49,552.71