Finding the Third Proportional to 21,366 and 29,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,366 : 29,929.50 = 29,929.50 : x
2. Step 2: Convert to fraction form
   21,366/29,929.50 = 29,929.50/x
3. Step 3: Cross multiply
   21,366x = 29,929.50 × 29,929.50
4. Step 4: Simplify right side
   21,366x = 895,774,970.25
5. Step 5: Solve for x
   x = 895,774,970.25/21,366
6. Step 6: Final answer
   x = 41,925.25