Finding the Third Proportional to 10,359 and 14,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,359 : 14,980.50 = 14,980.50 : x
2. Step 2: Convert to fraction form
   10,359/14,980.50 = 14,980.50/x
3. Step 3: Cross multiply
   10,359x = 14,980.50 × 14,980.50
4. Step 4: Simplify right side
   10,359x = 224,415,380.25
5. Step 5: Solve for x
   x = 224,415,380.25/10,359
6. Step 6: Final answer
   x = 21,663.81