Finding the Third Proportional to 21,042.38 and 35,066.63

Step by Step Solution

1. Step 1: Write the proportion equation
   21,042.38 : 35,066.63 = 35,066.63 : x
2. Step 2: Convert to fraction form
   21,042.38/35,066.63 = 35,066.63/x
3. Step 3: Cross multiply
   21,042.38x = 35,066.63 × 35,066.63
4. Step 4: Simplify right side
   21,042.38x = 1,229,668,188.89
5. Step 5: Solve for x
   x = 1,229,668,188.89/21,042.38
6. Step 6: Final answer
   x = 58,437.71