Finding the Third Proportional to 15,136.88 and 23,518.69

Step by Step Solution

1. Step 1: Write the proportion equation
   15,136.88 : 23,518.69 = 23,518.69 : x
2. Step 2: Convert to fraction form
   15,136.88/23,518.69 = 23,518.69/x
3. Step 3: Cross multiply
   15,136.88x = 23,518.69 × 23,518.69
4. Step 4: Simplify right side
   15,136.88x = 553,128,661.72
5. Step 5: Solve for x
   x = 553,128,661.72/15,136.88
6. Step 6: Final answer
   x = 36,541.80