Finding the Third Proportional to 17,091 and 38,569.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,091 : 38,569.50 = 38,569.50 : x
2. Step 2: Convert to fraction form
   17,091/38,569.50 = 38,569.50/x
3. Step 3: Cross multiply
   17,091x = 38,569.50 × 38,569.50
4. Step 4: Simplify right side
   17,091x = 1,487,606,330.25
5. Step 5: Solve for x
   x = 1,487,606,330.25/17,091
6. Step 6: Final answer
   x = 87,040.33