Finding the Third Proportional to 5,411.81 and 8,892.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,411.81 : 8,892.28 = 8,892.28 : x
2. Step 2: Convert to fraction form
   5,411.81/8,892.28 = 8,892.28/x
3. Step 3: Cross multiply
   5,411.81x = 8,892.28 × 8,892.28
4. Step 4: Simplify right side
   5,411.81x = 79,072,665.83
5. Step 5: Solve for x
   x = 79,072,665.83/5,411.81
6. Step 6: Final answer
   x = 14,611.12