Finding the Third Proportional to 14,003 and 21,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,003 : 21,005.50 = 21,005.50 : x
2. Step 2: Convert to fraction form
   14,003/21,005.50 = 21,005.50/x
3. Step 3: Cross multiply
   14,003x = 21,005.50 × 21,005.50
4. Step 4: Simplify right side
   14,003x = 441,231,030.25
5. Step 5: Solve for x
   x = 441,231,030.25/14,003
6. Step 6: Final answer
   x = 31,509.75