Finding the Third Proportional to 2,152.50 and 2,904.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152.50 : 2,904.38 = 2,904.38 : x
2. Step 2: Convert to fraction form
   2,152.50/2,904.38 = 2,904.38/x
3. Step 3: Cross multiply
   2,152.50x = 2,904.38 × 2,904.38
4. Step 4: Simplify right side
   2,152.50x = 8,435,394.14
5. Step 5: Solve for x
   x = 8,435,394.14/2,152.50
6. Step 6: Final answer
   x = 3,918.88