Finding the Fourth Proportional to 109,648.22, 164,693.43 and 65,361.47

Step by Step Solution

1. Step 1: Write the proportion equation
   109,648.22 : 164,693.43 = 65,361.47 : x
2. Step 2: Convert to fraction form
   109,648.22/164,693.43 = 65,361.47/x
3. Step 3: Cross multiply
   109,648.22x = 164,693.43 × 65,361.47
4. Step 4: Simplify right side
   109,648.22x = 10,764,603,860.68
5. Step 5: Solve for x
   x = 10,764,603,860.68/109,648.22
6. Step 6: Final answer
   x = 98,174.00