Finding the Third Proportional to 11,068.50 and 15,913.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,068.50 : 15,913.50 = 15,913.50 : x
2. Step 2: Convert to fraction form
   11,068.50/15,913.50 = 15,913.50/x
3. Step 3: Cross multiply
   11,068.50x = 15,913.50 × 15,913.50
4. Step 4: Simplify right side
   11,068.50x = 253,239,482.25
5. Step 5: Solve for x
   x = 253,239,482.25/11,068.50
6. Step 6: Final answer
   x = 22,879.30