Finding the Fourth Proportional to 119,109.48, 164,361.06 and 65,394.06

Step by Step Solution

1. Step 1: Write the proportion equation
   119,109.48 : 164,361.06 = 65,394.06 : x
2. Step 2: Convert to fraction form
   119,109.48/164,361.06 = 65,394.06/x
3. Step 3: Cross multiply
   119,109.48x = 164,361.06 × 65,394.06
4. Step 4: Simplify right side
   119,109.48x = 10,748,237,019.30
5. Step 5: Solve for x
   x = 10,748,237,019.30/119,109.48
6. Step 6: Final answer
   x = 90,238.30