Finding the Fourth Proportional to 119,065.12, 164,308.83 and 65,352.40

Step by Step Solution

1. Step 1: Write the proportion equation
   119,065.12 : 164,308.83 = 65,352.40 : x
2. Step 2: Convert to fraction form
   119,065.12/164,308.83 = 65,352.40/x
3. Step 3: Cross multiply
   119,065.12x = 164,308.83 × 65,352.40
4. Step 4: Simplify right side
   119,065.12x = 10,737,976,381.69
5. Step 5: Solve for x
   x = 10,737,976,381.69/119,065.12
6. Step 6: Final answer
   x = 90,185.74