Finding the Third Proportional to 42,491.25 and 65,564.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,491.25 : 65,564.44 = 65,564.44 : x
2. Step 2: Convert to fraction form
   42,491.25/65,564.44 = 65,564.44/x
3. Step 3: Cross multiply
   42,491.25x = 65,564.44 × 65,564.44
4. Step 4: Simplify right side
   42,491.25x = 4,298,695,464.69
5. Step 5: Solve for x
   x = 4,298,695,464.69/42,491.25
6. Step 6: Final answer
   x = 101,166.60