Finding the Third Proportional to 21,155.50 and 45,028

Step by Step Solution

1. Step 1: Write the proportion equation
   21,155.50 : 45,028 = 45,028 : x
2. Step 2: Convert to fraction form
   21,155.50/45,028 = 45,028/x
3. Step 3: Cross multiply
   21,155.50x = 45,028 × 45,028
4. Step 4: Simplify right side
   21,155.50x = 2,027,520,784
5. Step 5: Solve for x
   x = 2,027,520,784/21,155.50
6. Step 6: Final answer
   x = 95,838.94