Finding the Third Proportional to 7,102.63 and 10,870.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,102.63 : 10,870.25 = 10,870.25 : x
2. Step 2: Convert to fraction form
   7,102.63/10,870.25 = 10,870.25/x
3. Step 3: Cross multiply
   7,102.63x = 10,870.25 × 10,870.25
4. Step 4: Simplify right side
   7,102.63x = 118,162,335.06
5. Step 5: Solve for x
   x = 118,162,335.06/7,102.63
6. Step 6: Final answer
   x = 16,636.43