Finding the Third Proportional to 10,200.94 and 13,385.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.94 : 13,385.25 = 13,385.25 : x
2. Step 2: Convert to fraction form
   10,200.94/13,385.25 = 13,385.25/x
3. Step 3: Cross multiply
   10,200.94x = 13,385.25 × 13,385.25
4. Step 4: Simplify right side
   10,200.94x = 179,164,917.56
5. Step 5: Solve for x
   x = 179,164,917.56/10,200.94
6. Step 6: Final answer
   x = 17,563.57