Finding the Third Proportional to 21,155.63 and 44,688.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,155.63 : 44,688.38 = 44,688.38 : x
2. Step 2: Convert to fraction form
   21,155.63/44,688.38 = 44,688.38/x
3. Step 3: Cross multiply
   21,155.63x = 44,688.38 × 44,688.38
4. Step 4: Simplify right side
   21,155.63x = 1,997,050,860.14
5. Step 5: Solve for x
   x = 1,997,050,860.14/21,155.63
6. Step 6: Final answer
   x = 94,398.10