Finding the Third Proportional to 13,683.94 and 19,569.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,683.94 : 19,569.09 = 19,569.09 : x
2. Step 2: Convert to fraction form
   13,683.94/19,569.09 = 19,569.09/x
3. Step 3: Cross multiply
   13,683.94x = 19,569.09 × 19,569.09
4. Step 4: Simplify right side
   13,683.94x = 382,949,430.20
5. Step 5: Solve for x
   x = 382,949,430.20/13,683.94
6. Step 6: Final answer
   x = 27,985.32