Finding the Third Proportional to 85,319.50 and 183,518

Step by Step Solution

1. Step 1: Write the proportion equation
   85,319.50 : 183,518 = 183,518 : x
2. Step 2: Convert to fraction form
   85,319.50/183,518 = 183,518/x
3. Step 3: Cross multiply
   85,319.50x = 183,518 × 183,518
4. Step 4: Simplify right side
   85,319.50x = 33,678,856,324
5. Step 5: Solve for x
   x = 33,678,856,324/85,319.50
6. Step 6: Final answer
   x = 394,738.09