Finding the Third Proportional to 10,957 and 17,801.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,957 : 17,801.50 = 17,801.50 : x
2. Step 2: Convert to fraction form
   10,957/17,801.50 = 17,801.50/x
3. Step 3: Cross multiply
   10,957x = 17,801.50 × 17,801.50
4. Step 4: Simplify right side
   10,957x = 316,893,402.25
5. Step 5: Solve for x
   x = 316,893,402.25/10,957
6. Step 6: Final answer
   x = 28,921.55