Finding the Fourth Proportional to 119,185.12, 164,479.60 and 65,475.04

Step by Step Solution

1. Step 1: Write the proportion equation
   119,185.12 : 164,479.60 = 65,475.04 : x
2. Step 2: Convert to fraction form
   119,185.12/164,479.60 = 65,475.04/x
3. Step 3: Cross multiply
   119,185.12x = 164,479.60 × 65,475.04
4. Step 4: Simplify right side
   119,185.12x = 10,769,308,389.18
5. Step 5: Solve for x
   x = 10,769,308,389.18/119,185.12
6. Step 6: Final answer
   x = 90,357.83