Finding the Fourth Proportional to 119,627.21, 165,085.71 and 65,179.10

Step by Step Solution

1. Step 1: Write the proportion equation
   119,627.21 : 165,085.71 = 65,179.10 : x
2. Step 2: Convert to fraction form
   119,627.21/165,085.71 = 65,179.10/x
3. Step 3: Cross multiply
   119,627.21x = 165,085.71 × 65,179.10
4. Step 4: Simplify right side
   119,627.21x = 10,760,138,000.66
5. Step 5: Solve for x
   x = 10,760,138,000.66/119,627.21
6. Step 6: Final answer
   x = 89,947.25