Finding the Third Proportional to 3,881.25 and 5,807.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,881.25 : 5,807.25 = 5,807.25 : x
2. Step 2: Convert to fraction form
   3,881.25/5,807.25 = 5,807.25/x
3. Step 3: Cross multiply
   3,881.25x = 5,807.25 × 5,807.25
4. Step 4: Simplify right side
   3,881.25x = 33,724,152.56
5. Step 5: Solve for x
   x = 33,724,152.56/3,881.25
6. Step 6: Final answer
   x = 8,688.99