Finding the Third Proportional to 21,142.88 and 46,470.69

Step by Step Solution

1. Step 1: Write the proportion equation
   21,142.88 : 46,470.69 = 46,470.69 : x
2. Step 2: Convert to fraction form
   21,142.88/46,470.69 = 46,470.69/x
3. Step 3: Cross multiply
   21,142.88x = 46,470.69 × 46,470.69
4. Step 4: Simplify right side
   21,142.88x = 2,159,524,796.72
5. Step 5: Solve for x
   x = 2,159,524,796.72/21,142.88
6. Step 6: Final answer
   x = 102,139.60