Finding the Third Proportional to 3,915.63 and 5,662.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,915.63 : 5,662.50 = 5,662.50 : x
2. Step 2: Convert to fraction form
   3,915.63/5,662.50 = 5,662.50/x
3. Step 3: Cross multiply
   3,915.63x = 5,662.50 × 5,662.50
4. Step 4: Simplify right side
   3,915.63x = 32,063,906.25
5. Step 5: Solve for x
   x = 32,063,906.25/3,915.63
6. Step 6: Final answer
   x = 8,188.71