Finding the Third Proportional to 13,015.69 and 29,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,015.69 : 29,929.50 = 29,929.50 : x
2. Step 2: Convert to fraction form
   13,015.69/29,929.50 = 29,929.50/x
3. Step 3: Cross multiply
   13,015.69x = 29,929.50 × 29,929.50
4. Step 4: Simplify right side
   13,015.69x = 895,774,970.25
5. Step 5: Solve for x
   x = 895,774,970.25/13,015.69
6. Step 6: Final answer
   x = 68,822.72