Finding the Third Proportional to 4,193.63 and 8,569.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,193.63 : 8,569.31 = 8,569.31 : x
2. Step 2: Convert to fraction form
   4,193.63/8,569.31 = 8,569.31/x
3. Step 3: Cross multiply
   4,193.63x = 8,569.31 × 8,569.31
4. Step 4: Simplify right side
   4,193.63x = 73,433,116.72
5. Step 5: Solve for x
   x = 73,433,116.72/4,193.63
6. Step 6: Final answer
   x = 17,510.65