Finding the Third Proportional to 21,515.91 and 35,556.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,515.91 : 35,556.75 = 35,556.75 : x
2. Step 2: Convert to fraction form
   21,515.91/35,556.75 = 35,556.75/x
3. Step 3: Cross multiply
   21,515.91x = 35,556.75 × 35,556.75
4. Step 4: Simplify right side
   21,515.91x = 1,264,282,470.56
5. Step 5: Solve for x
   x = 1,264,282,470.56/21,515.91
6. Step 6: Final answer
   x = 58,760.36