Finding the Third Proportional to 4,025.81 and 8,492.06

Step by Step Solution

1. Step 1: Write the proportion equation
   4,025.81 : 8,492.06 = 8,492.06 : x
2. Step 2: Convert to fraction form
   4,025.81/8,492.06 = 8,492.06/x
3. Step 3: Cross multiply
   4,025.81x = 8,492.06 × 8,492.06
4. Step 4: Simplify right side
   4,025.81x = 72,115,125.50
5. Step 5: Solve for x
   x = 72,115,125.50/4,025.81
6. Step 6: Final answer
   x = 17,913.19