Finding the Third Proportional to 12,898.50 and 14,113.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,898.50 : 14,113.50 = 14,113.50 : x
2. Step 2: Convert to fraction form
   12,898.50/14,113.50 = 14,113.50/x
3. Step 3: Cross multiply
   12,898.50x = 14,113.50 × 14,113.50
4. Step 4: Simplify right side
   12,898.50x = 199,190,882.25
5. Step 5: Solve for x
   x = 199,190,882.25/12,898.50
6. Step 6: Final answer
   x = 15,442.95