Finding the Third Proportional to 37,618.50 and 57,166.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,618.50 : 57,166.50 = 57,166.50 : x
2. Step 2: Convert to fraction form
   37,618.50/57,166.50 = 57,166.50/x
3. Step 3: Cross multiply
   37,618.50x = 57,166.50 × 57,166.50
4. Step 4: Simplify right side
   37,618.50x = 3,268,008,722.25
5. Step 5: Solve for x
   x = 3,268,008,722.25/37,618.50
6. Step 6: Final answer
   x = 86,872.38