Finding the Third Proportional to 10,513.50 and 14,994.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,513.50 : 14,994.75 = 14,994.75 : x
2. Step 2: Convert to fraction form
   10,513.50/14,994.75 = 14,994.75/x
3. Step 3: Cross multiply
   10,513.50x = 14,994.75 × 14,994.75
4. Step 4: Simplify right side
   10,513.50x = 224,842,527.56
5. Step 5: Solve for x
   x = 224,842,527.56/10,513.50
6. Step 6: Final answer
   x = 21,386.08