Finding the Third Proportional to 3,654 and 7,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,654 : 7,892.50 = 7,892.50 : x
2. Step 2: Convert to fraction form
   3,654/7,892.50 = 7,892.50/x
3. Step 3: Cross multiply
   3,654x = 7,892.50 × 7,892.50
4. Step 4: Simplify right side
   3,654x = 62,291,556.25
5. Step 5: Solve for x
   x = 62,291,556.25/3,654
6. Step 6: Final answer
   x = 17,047.50