Finding the Third Proportional to 21,181.50 and 45,177.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,181.50 : 45,177.75 = 45,177.75 : x
2. Step 2: Convert to fraction form
   21,181.50/45,177.75 = 45,177.75/x
3. Step 3: Cross multiply
   21,181.50x = 45,177.75 × 45,177.75
4. Step 4: Simplify right side
   21,181.50x = 2,041,029,095.06
5. Step 5: Solve for x
   x = 2,041,029,095.06/21,181.50
6. Step 6: Final answer
   x = 96,359.04