Finding the Third Proportional to 14,296.88 and 21,688.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,296.88 : 21,688.31 = 21,688.31 : x
2. Step 2: Convert to fraction form
   14,296.88/21,688.31 = 21,688.31/x
3. Step 3: Cross multiply
   14,296.88x = 21,688.31 × 21,688.31
4. Step 4: Simplify right side
   14,296.88x = 470,382,899.10
5. Step 5: Solve for x
   x = 470,382,899.10/14,296.88
6. Step 6: Final answer
   x = 32,901.10