Finding the Fourth Proportional to 119,667.06, 165,138.41 and 65,219.74

Step by Step Solution

1. Step 1: Write the proportion equation
   119,667.06 : 165,138.41 = 65,219.74 : x
2. Step 2: Convert to fraction form
   119,667.06/165,138.41 = 65,219.74/x
3. Step 3: Cross multiply
   119,667.06x = 165,138.41 × 65,219.74
4. Step 4: Simplify right side
   119,667.06x = 10,770,283,914.42
5. Step 5: Solve for x
   x = 10,770,283,914.42/119,667.06
6. Step 6: Final answer
   x = 90,002.08