Finding the Third Proportional to 40,617 and 61,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,617 : 61,357.50 = 61,357.50 : x
2. Step 2: Convert to fraction form
   40,617/61,357.50 = 61,357.50/x
3. Step 3: Cross multiply
   40,617x = 61,357.50 × 61,357.50
4. Step 4: Simplify right side
   40,617x = 3,764,742,806.25
5. Step 5: Solve for x
   x = 3,764,742,806.25/40,617
6. Step 6: Final answer
   x = 92,688.84